Home / 1,053,673.20-1,575,844.20-885,711.60

Finding the Fourth Proportional to 1,053,673.20, 1,575,844.20 and 885,711.60

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Solution

The fourth proportional to 1,053,673.20, 1,575,844.20 and 885,711.60 is: 1,324,645.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,673.20 : 1,575,844.20 = 885,711.60 : x
  2. Step 2: Convert to fraction form
    1,053,673.20/1,575,844.20 = 885,711.60/x
  3. Step 3: Cross multiply
    1,053,673.20x = 1,575,844.20 × 885,711.60
  4. Step 4: Simplify right side
    1,053,673.20x = 1,395,743,487,732.72
  5. Step 5: Solve for x
    x = 1,395,743,487,732.72/1,053,673.20
  6. Step 6: Final answer
    x = 1,324,645.52

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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.