Home / 1,517,455.84-2,094,173.04-838,377.76

Finding the Fourth Proportional to 1,517,455.84, 2,094,173.04 and 838,377.76

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Solution

The fourth proportional to 1,517,455.84, 2,094,173.04 and 838,377.76 is: 1,157,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,455.84 : 2,094,173.04 = 838,377.76 : x
  2. Step 2: Convert to fraction form
    1,517,455.84/2,094,173.04 = 838,377.76/x
  3. Step 3: Cross multiply
    1,517,455.84x = 2,094,173.04 × 838,377.76
  4. Step 4: Simplify right side
    1,517,455.84x = 1,755,708,102,327.59
  5. Step 5: Solve for x
    x = 1,755,708,102,327.59/1,517,455.84
  6. Step 6: Final answer
    x = 1,157,007.71

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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.