Home / 1,540,057.28-2,309,909.33-402,929.26

Finding the Fourth Proportional to 1,540,057.28, 2,309,909.33 and 402,929.26

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Solution

The fourth proportional to 1,540,057.28, 2,309,909.33 and 402,929.26 is: 604,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,057.28 : 2,309,909.33 = 402,929.26 : x
  2. Step 2: Convert to fraction form
    1,540,057.28/2,309,909.33 = 402,929.26/x
  3. Step 3: Cross multiply
    1,540,057.28x = 2,309,909.33 × 402,929.26
  4. Step 4: Simplify right side
    1,540,057.28x = 930,730,052,236.55
  5. Step 5: Solve for x
    x = 930,730,052,236.55/1,540,057.28
  6. Step 6: Final answer
    x = 604,347.69

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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.