Home / 2,530,103.79-3,491,483.36-1,384,193.55

Finding the Fourth Proportional to 2,530,103.79, 3,491,483.36 and 1,384,193.55

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Solution

The fourth proportional to 2,530,103.79, 3,491,483.36 and 1,384,193.55 is: 1,910,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530,103.79 : 3,491,483.36 = 1,384,193.55 : x
  2. Step 2: Convert to fraction form
    2,530,103.79/3,491,483.36 = 1,384,193.55/x
  3. Step 3: Cross multiply
    2,530,103.79x = 3,491,483.36 × 1,384,193.55
  4. Step 4: Simplify right side
    2,530,103.79x = 4,832,888,739,923.36
  5. Step 5: Solve for x
    x = 4,832,888,739,923.36/2,530,103.79
  6. Step 6: Final answer
    x = 1,910,154.34

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.