Home / 1,692,871.62-2,539,044.96-494,472.12

Finding the Fourth Proportional to 1,692,871.62, 2,539,044.96 and 494,472.12

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Solution

The fourth proportional to 1,692,871.62, 2,539,044.96 and 494,472.12 is: 741,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,871.62 : 2,539,044.96 = 494,472.12 : x
  2. Step 2: Convert to fraction form
    1,692,871.62/2,539,044.96 = 494,472.12/x
  3. Step 3: Cross multiply
    1,692,871.62x = 2,539,044.96 × 494,472.12
  4. Step 4: Simplify right side
    1,692,871.62x = 1,255,486,944,146.52
  5. Step 5: Solve for x
    x = 1,255,486,944,146.52/1,692,871.62
  6. Step 6: Final answer
    x = 741,631.51

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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.