Home / 2,752,254.75-3,798,135.56-1,528,581.78

Finding the Fourth Proportional to 2,752,254.75, 3,798,135.56 and 1,528,581.78

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Solution

The fourth proportional to 2,752,254.75, 3,798,135.56 and 1,528,581.78 is: 2,109,456.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,254.75 : 3,798,135.56 = 1,528,581.78 : x
  2. Step 2: Convert to fraction form
    2,752,254.75/3,798,135.56 = 1,528,581.78/x
  3. Step 3: Cross multiply
    2,752,254.75x = 3,798,135.56 × 1,528,581.78
  4. Step 4: Simplify right side
    2,752,254.75x = 5,805,760,818,807.55
  5. Step 5: Solve for x
    x = 5,805,760,818,807.55/2,752,254.75
  6. Step 6: Final answer
    x = 2,109,456.19

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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.