Home / 1,425,020.46-2,137,331.97-359,996.46

Finding the Fourth Proportional to 1,425,020.46, 2,137,331.97 and 359,996.46

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Solution

The fourth proportional to 1,425,020.46, 2,137,331.97 and 359,996.46 is: 539,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,020.46 : 2,137,331.97 = 359,996.46 : x
  2. Step 2: Convert to fraction form
    1,425,020.46/2,137,331.97 = 359,996.46/x
  3. Step 3: Cross multiply
    1,425,020.46x = 2,137,331.97 × 359,996.46
  4. Step 4: Simplify right side
    1,425,020.46x = 769,431,943,044.83
  5. Step 5: Solve for x
    x = 769,431,943,044.83/1,425,020.46
  6. Step 6: Final answer
    x = 539,944.49

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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.