Home / 1,114,556.18-1,538,558.35-752,470.48

Finding the Fourth Proportional to 1,114,556.18, 1,538,558.35 and 752,470.48

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Solution

The fourth proportional to 1,114,556.18, 1,538,558.35 and 752,470.48 is: 1,038,727.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,556.18 : 1,538,558.35 = 752,470.48 : x
  2. Step 2: Convert to fraction form
    1,114,556.18/1,538,558.35 = 752,470.48/x
  3. Step 3: Cross multiply
    1,114,556.18x = 1,538,558.35 × 752,470.48
  4. Step 4: Simplify right side
    1,114,556.18x = 1,157,719,740,132.51
  5. Step 5: Solve for x
    x = 1,157,719,740,132.51/1,114,556.18
  6. Step 6: Final answer
    x = 1,038,727.13

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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.