Home / 1,607,132.80-2,217,793.30-881,961.87

Finding the Fourth Proportional to 1,607,132.80, 2,217,793.30 and 881,961.87

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Solution

The fourth proportional to 1,607,132.80, 2,217,793.30 and 881,961.87 is: 1,217,079.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,132.80 : 2,217,793.30 = 881,961.87 : x
  2. Step 2: Convert to fraction form
    1,607,132.80/2,217,793.30 = 881,961.87/x
  3. Step 3: Cross multiply
    1,607,132.80x = 2,217,793.30 × 881,961.87
  4. Step 4: Simplify right side
    1,607,132.80x = 1,956,009,126,141.47
  5. Step 5: Solve for x
    x = 1,956,009,126,141.47/1,607,132.80
  6. Step 6: Final answer
    x = 1,217,079.96

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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.