Home / 1,057,684.92-1,587,157.76-383,818.80

Finding the Fourth Proportional to 1,057,684.92, 1,587,157.76 and 383,818.80

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Solution

The fourth proportional to 1,057,684.92, 1,587,157.76 and 383,818.80 is: 575,956.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,684.92 : 1,587,157.76 = 383,818.80 : x
  2. Step 2: Convert to fraction form
    1,057,684.92/1,587,157.76 = 383,818.80/x
  3. Step 3: Cross multiply
    1,057,684.92x = 1,587,157.76 × 383,818.80
  4. Step 4: Simplify right side
    1,057,684.92x = 609,180,986,853.89
  5. Step 5: Solve for x
    x = 609,180,986,853.89/1,057,684.92
  6. Step 6: Final answer
    x = 575,956.96

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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.