Home / 1,040,741.52-1,436,143.80-632,787.12

Finding the Fourth Proportional to 1,040,741.52, 1,436,143.80 and 632,787.12

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Solution

The fourth proportional to 1,040,741.52, 1,436,143.80 and 632,787.12 is: 873,197.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,741.52 : 1,436,143.80 = 632,787.12 : x
  2. Step 2: Convert to fraction form
    1,040,741.52/1,436,143.80 = 632,787.12/x
  3. Step 3: Cross multiply
    1,040,741.52x = 1,436,143.80 × 632,787.12
  4. Step 4: Simplify right side
    1,040,741.52x = 908,773,299,107.86
  5. Step 5: Solve for x
    x = 908,773,299,107.86/1,040,741.52
  6. Step 6: Final answer
    x = 873,197.89

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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.