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Finding the Fourth Proportional to 3,799,734.12, 5,699,612.52 and 921,089.52

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Solution

The fourth proportional to 3,799,734.12, 5,699,612.52 and 921,089.52 is: 1,381,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799,734.12 : 5,699,612.52 = 921,089.52 : x
  2. Step 2: Convert to fraction form
    3,799,734.12/5,699,612.52 = 921,089.52/x
  3. Step 3: Cross multiply
    3,799,734.12x = 5,699,612.52 × 921,089.52
  4. Step 4: Simplify right side
    3,799,734.12x = 5,249,853,360,232.79
  5. Step 5: Solve for x
    x = 5,249,853,360,232.79/3,799,734.12
  6. Step 6: Final answer
    x = 1,381,637.03

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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.