Home / 1,013,432.73-1,397,927.88-669,271.83

Finding the Fourth Proportional to 1,013,432.73, 1,397,927.88 and 669,271.83

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Solution

The fourth proportional to 1,013,432.73, 1,397,927.88 and 669,271.83 is: 923,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,432.73 : 1,397,927.88 = 669,271.83 : x
  2. Step 2: Convert to fraction form
    1,013,432.73/1,397,927.88 = 669,271.83/x
  3. Step 3: Cross multiply
    1,013,432.73x = 1,397,927.88 × 669,271.83
  4. Step 4: Simplify right side
    1,013,432.73x = 935,593,750,455.62
  5. Step 5: Solve for x
    x = 935,593,750,455.62/1,013,432.73
  6. Step 6: Final answer
    x = 923,192.75

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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.