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Finding the Fourth Proportional to 1,827,597.52, 2,739,357.24 and 762,285.52

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Solution

The fourth proportional to 1,827,597.52, 2,739,357.24 and 762,285.52 is: 1,142,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,597.52 : 2,739,357.24 = 762,285.52 : x
  2. Step 2: Convert to fraction form
    1,827,597.52/2,739,357.24 = 762,285.52/x
  3. Step 3: Cross multiply
    1,827,597.52x = 2,739,357.24 × 762,285.52
  4. Step 4: Simplify right side
    1,827,597.52x = 2,088,172,358,159.17
  5. Step 5: Solve for x
    x = 2,088,172,358,159.17/1,827,597.52
  6. Step 6: Final answer
    x = 1,142,577.80

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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.