Home / 1,074,302.40-1,608,829.20-806,613.60

Finding the Fourth Proportional to 1,074,302.40, 1,608,829.20 and 806,613.60

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Solution

The fourth proportional to 1,074,302.40, 1,608,829.20 and 806,613.60 is: 1,207,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,302.40 : 1,608,829.20 = 806,613.60 : x
  2. Step 2: Convert to fraction form
    1,074,302.40/1,608,829.20 = 806,613.60/x
  3. Step 3: Cross multiply
    1,074,302.40x = 1,608,829.20 × 806,613.60
  4. Step 4: Simplify right side
    1,074,302.40x = 1,297,703,512,797.12
  5. Step 5: Solve for x
    x = 1,297,703,512,797.12/1,074,302.40
  6. Step 6: Final answer
    x = 1,207,949.93

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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.