Home / 1,253,600.15-1,726,869.38-1,069,238.12

Finding the Fourth Proportional to 1,253,600.15, 1,726,869.38 and 1,069,238.12

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Solution

The fourth proportional to 1,253,600.15, 1,726,869.38 and 1,069,238.12 is: 1,472,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,600.15 : 1,726,869.38 = 1,069,238.12 : x
  2. Step 2: Convert to fraction form
    1,253,600.15/1,726,869.38 = 1,069,238.12/x
  3. Step 3: Cross multiply
    1,253,600.15x = 1,726,869.38 × 1,069,238.12
  4. Step 4: Simplify right side
    1,253,600.15x = 1,846,434,555,376.23
  5. Step 5: Solve for x
    x = 1,846,434,555,376.23/1,253,600.15
  6. Step 6: Final answer
    x = 1,472,905.51

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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.