Home / 1,557,962.20-2,336,700.30-493,265.80

Finding the Fourth Proportional to 1,557,962.20, 2,336,700.30 and 493,265.80

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Solution

The fourth proportional to 1,557,962.20, 2,336,700.30 and 493,265.80 is: 739,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,962.20 : 2,336,700.30 = 493,265.80 : x
  2. Step 2: Convert to fraction form
    1,557,962.20/2,336,700.30 = 493,265.80/x
  3. Step 3: Cross multiply
    1,557,962.20x = 2,336,700.30 × 493,265.80
  4. Step 4: Simplify right side
    1,557,962.20x = 1,152,614,342,839.74
  5. Step 5: Solve for x
    x = 1,152,614,342,839.74/1,557,962.20
  6. Step 6: Final answer
    x = 739,821.76

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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.