Home / 1,115,716.48-1,673,543.63-750,141.61

Finding the Fourth Proportional to 1,115,716.48, 1,673,543.63 and 750,141.61

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Solution

The fourth proportional to 1,115,716.48, 1,673,543.63 and 750,141.61 is: 1,125,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,716.48 : 1,673,543.63 = 750,141.61 : x
  2. Step 2: Convert to fraction form
    1,115,716.48/1,673,543.63 = 750,141.61/x
  3. Step 3: Cross multiply
    1,115,716.48x = 1,673,543.63 × 750,141.61
  4. Step 4: Simplify right side
    1,115,716.48x = 1,255,394,710,704.94
  5. Step 5: Solve for x
    x = 1,255,394,710,704.94/1,115,716.48
  6. Step 6: Final answer
    x = 1,125,191.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.