Home / 1,783,446.40-2,676,919.20-885,901.60

Finding the Fourth Proportional to 1,783,446.40, 2,676,919.20 and 885,901.60

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Solution

The fourth proportional to 1,783,446.40, 2,676,919.20 and 885,901.60 is: 1,329,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,446.40 : 2,676,919.20 = 885,901.60 : x
  2. Step 2: Convert to fraction form
    1,783,446.40/2,676,919.20 = 885,901.60/x
  3. Step 3: Cross multiply
    1,783,446.40x = 2,676,919.20 × 885,901.60
  4. Step 4: Simplify right side
    1,783,446.40x = 2,371,487,002,350.72
  5. Step 5: Solve for x
    x = 2,371,487,002,350.72/1,783,446.40
  6. Step 6: Final answer
    x = 1,329,721.49

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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.