Home / 1,454,237.10-2,181,592.13-429,671.34

Finding the Fourth Proportional to 1,454,237.10, 2,181,592.13 and 429,671.34

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Solution

The fourth proportional to 1,454,237.10, 2,181,592.13 and 429,671.34 is: 644,576.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,237.10 : 2,181,592.13 = 429,671.34 : x
  2. Step 2: Convert to fraction form
    1,454,237.10/2,181,592.13 = 429,671.34/x
  3. Step 3: Cross multiply
    1,454,237.10x = 2,181,592.13 × 429,671.34
  4. Step 4: Simplify right side
    1,454,237.10x = 937,367,613,830.55
  5. Step 5: Solve for x
    x = 937,367,613,830.55/1,454,237.10
  6. Step 6: Final answer
    x = 644,576.88

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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.