Home / 1,342,765.75-1,853,040.39-730,936.10

Finding the Fourth Proportional to 1,342,765.75, 1,853,040.39 and 730,936.10

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Solution

The fourth proportional to 1,342,765.75, 1,853,040.39 and 730,936.10 is: 1,008,704.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,765.75 : 1,853,040.39 = 730,936.10 : x
  2. Step 2: Convert to fraction form
    1,342,765.75/1,853,040.39 = 730,936.10/x
  3. Step 3: Cross multiply
    1,342,765.75x = 1,853,040.39 × 730,936.10
  4. Step 4: Simplify right side
    1,342,765.75x = 1,354,454,115,809.08
  5. Step 5: Solve for x
    x = 1,354,454,115,809.08/1,342,765.75
  6. Step 6: Final answer
    x = 1,008,704.69

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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.