Home / 1,677,139.41-2,314,452.41-913,192.97

Finding the Fourth Proportional to 1,677,139.41, 2,314,452.41 and 913,192.97

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Solution

The fourth proportional to 1,677,139.41, 2,314,452.41 and 913,192.97 is: 1,260,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,139.41 : 2,314,452.41 = 913,192.97 : x
  2. Step 2: Convert to fraction form
    1,677,139.41/2,314,452.41 = 913,192.97/x
  3. Step 3: Cross multiply
    1,677,139.41x = 2,314,452.41 × 913,192.97
  4. Step 4: Simplify right side
    1,677,139.41x = 2,113,541,654,073.33
  5. Step 5: Solve for x
    x = 2,113,541,654,073.33/1,677,139.41
  6. Step 6: Final answer
    x = 1,260,206.30

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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.