Home / 1,011,738.60-1,517,607.90-934,756.20

Finding the Fourth Proportional to 1,011,738.60, 1,517,607.90 and 934,756.20

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Solution

The fourth proportional to 1,011,738.60, 1,517,607.90 and 934,756.20 is: 1,402,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,738.60 : 1,517,607.90 = 934,756.20 : x
  2. Step 2: Convert to fraction form
    1,011,738.60/1,517,607.90 = 934,756.20/x
  3. Step 3: Cross multiply
    1,011,738.60x = 1,517,607.90 × 934,756.20
  4. Step 4: Simplify right side
    1,011,738.60x = 1,418,593,393,693.98
  5. Step 5: Solve for x
    x = 1,418,593,393,693.98/1,011,738.60
  6. Step 6: Final answer
    x = 1,402,134.30

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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.