Home / 1,114,556.68-1,538,559.04-752,470.98

Finding the Fourth Proportional to 1,114,556.68, 1,538,559.04 and 752,470.98

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Solution

The fourth proportional to 1,114,556.68, 1,538,559.04 and 752,470.98 is: 1,038,727.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,556.68 : 1,538,559.04 = 752,470.98 : x
  2. Step 2: Convert to fraction form
    1,114,556.68/1,538,559.04 = 752,470.98/x
  3. Step 3: Cross multiply
    1,114,556.68x = 1,538,559.04 × 752,470.98
  4. Step 4: Simplify right side
    1,114,556.68x = 1,157,721,028,616.66
  5. Step 5: Solve for x
    x = 1,157,721,028,616.66/1,114,556.68
  6. Step 6: Final answer
    x = 1,038,727.82

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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.