Home / 1,334,155.59-1,841,121.72-722,292.66

Finding the Fourth Proportional to 1,334,155.59, 1,841,121.72 and 722,292.66

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Solution

The fourth proportional to 1,334,155.59, 1,841,121.72 and 722,292.66 is: 996,756.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,155.59 : 1,841,121.72 = 722,292.66 : x
  2. Step 2: Convert to fraction form
    1,334,155.59/1,841,121.72 = 722,292.66/x
  3. Step 3: Cross multiply
    1,334,155.59x = 1,841,121.72 × 722,292.66
  4. Step 4: Simplify right side
    1,334,155.59x = 1,329,828,704,522.58
  5. Step 5: Solve for x
    x = 1,329,828,704,522.58/1,334,155.59
  6. Step 6: Final answer
    x = 996,756.84

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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.