Home / 1,587,989.46-2,381,979.48-450,752.62

Finding the Fourth Proportional to 1,587,989.46, 2,381,979.48 and 450,752.62

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Solution

The fourth proportional to 1,587,989.46, 2,381,979.48 and 450,752.62 is: 676,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,989.46 : 2,381,979.48 = 450,752.62 : x
  2. Step 2: Convert to fraction form
    1,587,989.46/2,381,979.48 = 450,752.62/x
  3. Step 3: Cross multiply
    1,587,989.46x = 2,381,979.48 × 450,752.62
  4. Step 4: Simplify right side
    1,587,989.46x = 1,073,683,498,628.61
  5. Step 5: Solve for x
    x = 1,073,683,498,628.61/1,587,989.46
  6. Step 6: Final answer
    x = 676,127.60

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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.