Home / 1,299,445.92-1,948,945.32-352,892.88

Finding the Fourth Proportional to 1,299,445.92, 1,948,945.32 and 352,892.88

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Solution

The fourth proportional to 1,299,445.92, 1,948,945.32 and 352,892.88 is: 529,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,445.92 : 1,948,945.32 = 352,892.88 : x
  2. Step 2: Convert to fraction form
    1,299,445.92/1,948,945.32 = 352,892.88/x
  3. Step 3: Cross multiply
    1,299,445.92x = 1,948,945.32 × 352,892.88
  4. Step 4: Simplify right side
    1,299,445.92x = 687,768,926,937.32
  5. Step 5: Solve for x
    x = 687,768,926,937.32/1,299,445.92
  6. Step 6: Final answer
    x = 529,278.61

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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.