Home / 2,191,918.59-3,288,205.13-675,475.47

Finding the Fourth Proportional to 2,191,918.59, 3,288,205.13 and 675,475.47

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Solution

The fourth proportional to 2,191,918.59, 3,288,205.13 and 675,475.47 is: 1,013,314.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,918.59 : 3,288,205.13 = 675,475.47 : x
  2. Step 2: Convert to fraction form
    2,191,918.59/3,288,205.13 = 675,475.47/x
  3. Step 3: Cross multiply
    2,191,918.59x = 3,288,205.13 × 675,475.47
  4. Step 4: Simplify right side
    2,191,918.59x = 2,221,101,902,265.78
  5. Step 5: Solve for x
    x = 2,221,101,902,265.78/2,191,918.59
  6. Step 6: Final answer
    x = 1,013,314.05

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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.