Home / 1,517,857.92-2,094,465.60-838,753.92

Finding the Fourth Proportional to 1,517,857.92, 2,094,465.60 and 838,753.92

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Solution

The fourth proportional to 1,517,857.92, 2,094,465.60 and 838,753.92 is: 1,157,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,857.92 : 2,094,465.60 = 838,753.92 : x
  2. Step 2: Convert to fraction form
    1,517,857.92/2,094,465.60 = 838,753.92/x
  3. Step 3: Cross multiply
    1,517,857.92x = 2,094,465.60 × 838,753.92
  4. Step 4: Simplify right side
    1,517,857.92x = 1,756,741,232,305.15
  5. Step 5: Solve for x
    x = 1,756,741,232,305.15/1,517,857.92
  6. Step 6: Final answer
    x = 1,157,381.87

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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.