Home / 2,278,000.40-3,417,000.60-929,714.90

Finding the Fourth Proportional to 2,278,000.40, 3,417,000.60 and 929,714.90

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Solution

The fourth proportional to 2,278,000.40, 3,417,000.60 and 929,714.90 is: 1,394,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,000.40 : 3,417,000.60 = 929,714.90 : x
  2. Step 2: Convert to fraction form
    2,278,000.40/3,417,000.60 = 929,714.90/x
  3. Step 3: Cross multiply
    2,278,000.40x = 3,417,000.60 × 929,714.90
  4. Step 4: Simplify right side
    2,278,000.40x = 3,176,836,371,128.94
  5. Step 5: Solve for x
    x = 3,176,836,371,128.94/2,278,000.40
  6. Step 6: Final answer
    x = 1,394,572.35

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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.