Home / 1,005,082.52-1,387,027.40-546,206.20

Finding the Fourth Proportional to 1,005,082.52, 1,387,027.40 and 546,206.20

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Solution

The fourth proportional to 1,005,082.52, 1,387,027.40 and 546,206.20 is: 753,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,082.52 : 1,387,027.40 = 546,206.20 : x
  2. Step 2: Convert to fraction form
    1,005,082.52/1,387,027.40 = 546,206.20/x
  3. Step 3: Cross multiply
    1,005,082.52x = 1,387,027.40 × 546,206.20
  4. Step 4: Simplify right side
    1,005,082.52x = 757,602,965,449.88
  5. Step 5: Solve for x
    x = 757,602,965,449.88/1,005,082.52
  6. Step 6: Final answer
    x = 753,771.90

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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.