Home / 1,114,600.80-1,538,619.84-752,515.04

Finding the Fourth Proportional to 1,114,600.80, 1,538,619.84 and 752,515.04

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Solution

The fourth proportional to 1,114,600.80, 1,538,619.84 and 752,515.04 is: 1,038,788.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,600.80 : 1,538,619.84 = 752,515.04 : x
  2. Step 2: Convert to fraction form
    1,114,600.80/1,538,619.84 = 752,515.04/x
  3. Step 3: Cross multiply
    1,114,600.80x = 1,538,619.84 × 752,515.04
  4. Step 4: Simplify right side
    1,114,600.80x = 1,157,834,570,442.39
  5. Step 5: Solve for x
    x = 1,157,834,570,442.39/1,114,600.80
  6. Step 6: Final answer
    x = 1,038,788.57

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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.