Home / 4,428,609.10-6,642,913.65-1,234,228.30

Finding the Fourth Proportional to 4,428,609.10, 6,642,913.65 and 1,234,228.30

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Solution

The fourth proportional to 4,428,609.10, 6,642,913.65 and 1,234,228.30 is: 1,851,342.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,609.10 : 6,642,913.65 = 1,234,228.30 : x
  2. Step 2: Convert to fraction form
    4,428,609.10/6,642,913.65 = 1,234,228.30/x
  3. Step 3: Cross multiply
    4,428,609.10x = 6,642,913.65 × 1,234,228.30
  4. Step 4: Simplify right side
    4,428,609.10x = 8,198,872,021,286.30
  5. Step 5: Solve for x
    x = 8,198,872,021,286.30/4,428,609.10
  6. Step 6: Final answer
    x = 1,851,342.45

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Double scale
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Similar ratio
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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.