Home / 1,487,126.46-2,230,685.10-422,169.24

Finding the Fourth Proportional to 1,487,126.46, 2,230,685.10 and 422,169.24

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Solution

The fourth proportional to 1,487,126.46, 2,230,685.10 and 422,169.24 is: 633,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,126.46 : 2,230,685.10 = 422,169.24 : x
  2. Step 2: Convert to fraction form
    1,487,126.46/2,230,685.10 = 422,169.24/x
  3. Step 3: Cross multiply
    1,487,126.46x = 2,230,685.10 × 422,169.24
  4. Step 4: Simplify right side
    1,487,126.46x = 941,726,633,346.32
  5. Step 5: Solve for x
    x = 941,726,633,346.32/1,487,126.46
  6. Step 6: Final answer
    x = 633,252.56

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Double scale
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1.5x scale

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.