Home / 3,182,612.65-4,392,098.81-1,732,402.69

Finding the Fourth Proportional to 3,182,612.65, 4,392,098.81 and 1,732,402.69

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Solution

The fourth proportional to 3,182,612.65, 4,392,098.81 and 1,732,402.69 is: 2,390,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182,612.65 : 4,392,098.81 = 1,732,402.69 : x
  2. Step 2: Convert to fraction form
    3,182,612.65/4,392,098.81 = 1,732,402.69/x
  3. Step 3: Cross multiply
    3,182,612.65x = 4,392,098.81 × 1,732,402.69
  4. Step 4: Simplify right side
    3,182,612.65x = 7,608,883,780,044.05
  5. Step 5: Solve for x
    x = 7,608,883,780,044.05/3,182,612.65
  6. Step 6: Final answer
    x = 2,390,766.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.