Home / 2,171,646.75-2,997,138.29-1,253,874.36

Finding the Fourth Proportional to 2,171,646.75, 2,997,138.29 and 1,253,874.36

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Solution

The fourth proportional to 2,171,646.75, 2,997,138.29 and 1,253,874.36 is: 1,730,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,646.75 : 2,997,138.29 = 1,253,874.36 : x
  2. Step 2: Convert to fraction form
    2,171,646.75/2,997,138.29 = 1,253,874.36/x
  3. Step 3: Cross multiply
    2,171,646.75x = 2,997,138.29 × 1,253,874.36
  4. Step 4: Simplify right side
    2,171,646.75x = 3,758,034,841,939.83
  5. Step 5: Solve for x
    x = 3,758,034,841,939.83/2,171,646.75
  6. Step 6: Final answer
    x = 1,730,500.06

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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.