Home / 1,044,168.60-1,566,252.90-643,510.20

Finding the Fourth Proportional to 1,044,168.60, 1,566,252.90 and 643,510.20

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Solution

The fourth proportional to 1,044,168.60, 1,566,252.90 and 643,510.20 is: 965,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,168.60 : 1,566,252.90 = 643,510.20 : x
  2. Step 2: Convert to fraction form
    1,044,168.60/1,566,252.90 = 643,510.20/x
  3. Step 3: Cross multiply
    1,044,168.60x = 1,566,252.90 × 643,510.20
  4. Step 4: Simplify right side
    1,044,168.60x = 1,007,899,716,929.58
  5. Step 5: Solve for x
    x = 1,007,899,716,929.58/1,044,168.60
  6. Step 6: Final answer
    x = 965,265.30

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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.