Home / 3,698,190.30-5,547,285.45-3,556,472.70

Finding the Fourth Proportional to 3,698,190.30, 5,547,285.45 and 3,556,472.70

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Solution

The fourth proportional to 3,698,190.30, 5,547,285.45 and 3,556,472.70 is: 5,334,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,190.30 : 5,547,285.45 = 3,556,472.70 : x
  2. Step 2: Convert to fraction form
    3,698,190.30/5,547,285.45 = 3,556,472.70/x
  3. Step 3: Cross multiply
    3,698,190.30x = 5,547,285.45 × 3,556,472.70
  4. Step 4: Simplify right side
    3,698,190.30x = 19,728,769,262,032.21
  5. Step 5: Solve for x
    x = 19,728,769,262,032.21/3,698,190.30
  6. Step 6: Final answer
    x = 5,334,709.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.