Home / 1,334,159.56-1,841,140.56-722,312.20

Finding the Fourth Proportional to 1,334,159.56, 1,841,140.56 and 722,312.20

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Solution

The fourth proportional to 1,334,159.56, 1,841,140.56 and 722,312.20 is: 996,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,159.56 : 1,841,140.56 = 722,312.20 : x
  2. Step 2: Convert to fraction form
    1,334,159.56/1,841,140.56 = 722,312.20/x
  3. Step 3: Cross multiply
    1,334,159.56x = 1,841,140.56 × 722,312.20
  4. Step 4: Simplify right side
    1,334,159.56x = 1,329,878,288,402.83
  5. Step 5: Solve for x
    x = 1,329,878,288,402.83/1,334,159.56
  6. Step 6: Final answer
    x = 996,791.03

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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.