Home / 1,201,613.10-1,801,836.45-668,568.30

Finding the Fourth Proportional to 1,201,613.10, 1,801,836.45 and 668,568.30

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Solution

The fourth proportional to 1,201,613.10, 1,801,836.45 and 668,568.30 is: 1,002,527.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,613.10 : 1,801,836.45 = 668,568.30 : x
  2. Step 2: Convert to fraction form
    1,201,613.10/1,801,836.45 = 668,568.30/x
  3. Step 3: Cross multiply
    1,201,613.10x = 1,801,836.45 × 668,568.30
  4. Step 4: Simplify right side
    1,201,613.10x = 1,204,650,732,254.54
  5. Step 5: Solve for x
    x = 1,204,650,732,254.54/1,201,613.10
  6. Step 6: Final answer
    x = 1,002,527.96

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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.