Home / 1,334,002.93-1,840,921.90-722,155.53

Finding the Fourth Proportional to 1,334,002.93, 1,840,921.90 and 722,155.53

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Solution

The fourth proportional to 1,334,002.93, 1,840,921.90 and 722,155.53 is: 996,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,002.93 : 1,840,921.90 = 722,155.53 : x
  2. Step 2: Convert to fraction form
    1,334,002.93/1,840,921.90 = 722,155.53/x
  3. Step 3: Cross multiply
    1,334,002.93x = 1,840,921.90 × 722,155.53
  4. Step 4: Simplify right side
    1,334,002.93x = 1,329,431,930,383.11
  5. Step 5: Solve for x
    x = 1,329,431,930,383.11/1,334,002.93
  6. Step 6: Final answer
    x = 996,573.47

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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.