Home / 1,140,839.46-1,574,445.89-650,819.76

Finding the Fourth Proportional to 1,140,839.46, 1,574,445.89 and 650,819.76

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Solution

The fourth proportional to 1,140,839.46, 1,574,445.89 and 650,819.76 is: 898,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,839.46 : 1,574,445.89 = 650,819.76 : x
  2. Step 2: Convert to fraction form
    1,140,839.46/1,574,445.89 = 650,819.76/x
  3. Step 3: Cross multiply
    1,140,839.46x = 1,574,445.89 × 650,819.76
  4. Step 4: Simplify right side
    1,140,839.46x = 1,024,680,496,262.79
  5. Step 5: Solve for x
    x = 1,024,680,496,262.79/1,140,839.46
  6. Step 6: Final answer
    x = 898,181.15

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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.