Home / 1,425,024.64-2,137,677.29-414,155.42

Finding the Fourth Proportional to 1,425,024.64, 2,137,677.29 and 414,155.42

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Solution

The fourth proportional to 1,425,024.64, 2,137,677.29 and 414,155.42 is: 621,273.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,024.64 : 2,137,677.29 = 414,155.42 : x
  2. Step 2: Convert to fraction form
    1,425,024.64/2,137,677.29 = 414,155.42/x
  3. Step 3: Cross multiply
    1,425,024.64x = 2,137,677.29 × 414,155.42
  4. Step 4: Simplify right side
    1,425,024.64x = 885,330,635,864.41
  5. Step 5: Solve for x
    x = 885,330,635,864.41/1,425,024.64
  6. Step 6: Final answer
    x = 621,273.91

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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.