Home / 1,170,065.80-1,755,098.70-540,209.80

Finding the Fourth Proportional to 1,170,065.80, 1,755,098.70 and 540,209.80

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Solution

The fourth proportional to 1,170,065.80, 1,755,098.70 and 540,209.80 is: 810,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,065.80 : 1,755,098.70 = 540,209.80 : x
  2. Step 2: Convert to fraction form
    1,170,065.80/1,755,098.70 = 540,209.80/x
  3. Step 3: Cross multiply
    1,170,065.80x = 1,755,098.70 × 540,209.80
  4. Step 4: Simplify right side
    1,170,065.80x = 948,121,517,707.26
  5. Step 5: Solve for x
    x = 948,121,517,707.26/1,170,065.80
  6. Step 6: Final answer
    x = 810,314.70

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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.