Home / 1,306,912.32-1,797,143.13-1,134,528.96

Finding the Fourth Proportional to 1,306,912.32, 1,797,143.13 and 1,134,528.96

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Solution

The fourth proportional to 1,306,912.32, 1,797,143.13 and 1,134,528.96 is: 1,560,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,912.32 : 1,797,143.13 = 1,134,528.96 : x
  2. Step 2: Convert to fraction form
    1,306,912.32/1,797,143.13 = 1,134,528.96/x
  3. Step 3: Cross multiply
    1,306,912.32x = 1,797,143.13 × 1,134,528.96
  4. Step 4: Simplify right side
    1,306,912.32x = 2,038,910,926,250.04
  5. Step 5: Solve for x
    x = 2,038,910,926,250.04/1,306,912.32
  6. Step 6: Final answer
    x = 1,560,097.72

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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.