Home / 1,576,221.50-2,175,188.10-897,158

Finding the Fourth Proportional to 1,576,221.50, 2,175,188.10 and 897,158

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Solution

The fourth proportional to 1,576,221.50, 2,175,188.10 and 897,158 is: 1,238,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,221.50 : 2,175,188.10 = 897,158 : x
  2. Step 2: Convert to fraction form
    1,576,221.50/2,175,188.10 = 897,158/x
  3. Step 3: Cross multiply
    1,576,221.50x = 2,175,188.10 × 897,158
  4. Step 4: Simplify right side
    1,576,221.50x = 1,951,487,405,419.80
  5. Step 5: Solve for x
    x = 1,951,487,405,419.80/1,576,221.50
  6. Step 6: Final answer
    x = 1,238,079.42

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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.