Home / 1,676,333.20-2,313,508.50-988,223.74

Finding the Fourth Proportional to 1,676,333.20, 2,313,508.50 and 988,223.74

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Solution

The fourth proportional to 1,676,333.20, 2,313,508.50 and 988,223.74 is: 1,363,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,333.20 : 2,313,508.50 = 988,223.74 : x
  2. Step 2: Convert to fraction form
    1,676,333.20/2,313,508.50 = 988,223.74/x
  3. Step 3: Cross multiply
    1,676,333.20x = 2,313,508.50 × 988,223.74
  4. Step 4: Simplify right side
    1,676,333.20x = 2,286,264,022,391.79
  5. Step 5: Solve for x
    x = 2,286,264,022,391.79/1,676,333.20
  6. Step 6: Final answer
    x = 1,363,848.20

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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.