Home / 1,118,013.41-1,674,854.98-669,087.92

Finding the Fourth Proportional to 1,118,013.41, 1,674,854.98 and 669,087.92

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Solution

The fourth proportional to 1,118,013.41, 1,674,854.98 and 669,087.92 is: 1,002,336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,013.41 : 1,674,854.98 = 669,087.92 : x
  2. Step 2: Convert to fraction form
    1,118,013.41/1,674,854.98 = 669,087.92/x
  3. Step 3: Cross multiply
    1,118,013.41x = 1,674,854.98 × 669,087.92
  4. Step 4: Simplify right side
    1,118,013.41x = 1,120,625,234,869.84
  5. Step 5: Solve for x
    x = 1,120,625,234,869.84/1,118,013.41
  6. Step 6: Final answer
    x = 1,002,336.13

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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.