Home / 1,971,189.44-2,957,148.86-623,691.26

Finding the Fourth Proportional to 1,971,189.44, 2,957,148.86 and 623,691.26

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Solution

The fourth proportional to 1,971,189.44, 2,957,148.86 and 623,691.26 is: 935,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,189.44 : 2,957,148.86 = 623,691.26 : x
  2. Step 2: Convert to fraction form
    1,971,189.44/2,957,148.86 = 623,691.26/x
  3. Step 3: Cross multiply
    1,971,189.44x = 2,957,148.86 × 623,691.26
  4. Step 4: Simplify right side
    1,971,189.44x = 1,844,347,898,500.96
  5. Step 5: Solve for x
    x = 1,844,347,898,500.96/1,971,189.44
  6. Step 6: Final answer
    x = 935,652.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.