Home / 1,057,690.18-1,587,165.54-383,824.03

Finding the Fourth Proportional to 1,057,690.18, 1,587,165.54 and 383,824.03

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Solution

The fourth proportional to 1,057,690.18, 1,587,165.54 and 383,824.03 is: 575,964.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,690.18 : 1,587,165.54 = 383,824.03 : x
  2. Step 2: Convert to fraction form
    1,057,690.18/1,587,165.54 = 383,824.03/x
  3. Step 3: Cross multiply
    1,057,690.18x = 1,587,165.54 × 383,824.03
  4. Step 4: Simplify right side
    1,057,690.18x = 609,192,273,839.93
  5. Step 5: Solve for x
    x = 609,192,273,839.93/1,057,690.18
  6. Step 6: Final answer
    x = 575,964.76

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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.