Home / 1,472,394.56-2,031,892.44-928,881.32

Finding the Fourth Proportional to 1,472,394.56, 2,031,892.44 and 928,881.32

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Solution

The fourth proportional to 1,472,394.56, 2,031,892.44 and 928,881.32 is: 1,281,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,394.56 : 2,031,892.44 = 928,881.32 : x
  2. Step 2: Convert to fraction form
    1,472,394.56/2,031,892.44 = 928,881.32/x
  3. Step 3: Cross multiply
    1,472,394.56x = 2,031,892.44 × 928,881.32
  4. Step 4: Simplify right side
    1,472,394.56x = 1,887,386,931,765.22
  5. Step 5: Solve for x
    x = 1,887,386,931,765.22/1,472,394.56
  6. Step 6: Final answer
    x = 1,281,848.62

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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.