Home / 1,541,820.88-2,127,686.96-853,478.02

Finding the Fourth Proportional to 1,541,820.88, 2,127,686.96 and 853,478.02

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Solution

The fourth proportional to 1,541,820.88, 2,127,686.96 and 853,478.02 is: 1,177,785.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,820.88 : 2,127,686.96 = 853,478.02 : x
  2. Step 2: Convert to fraction form
    1,541,820.88/2,127,686.96 = 853,478.02/x
  3. Step 3: Cross multiply
    1,541,820.88x = 2,127,686.96 × 853,478.02
  4. Step 4: Simplify right side
    1,541,820.88x = 1,815,934,053,800.62
  5. Step 5: Solve for x
    x = 1,815,934,053,800.62/1,541,820.88
  6. Step 6: Final answer
    x = 1,177,785.36

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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.