Home / 1,315,885.73-1,816,079.60-799,723.69

Finding the Fourth Proportional to 1,315,885.73, 1,816,079.60 and 799,723.69

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Solution

The fourth proportional to 1,315,885.73, 1,816,079.60 and 799,723.69 is: 1,103,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,885.73 : 1,816,079.60 = 799,723.69 : x
  2. Step 2: Convert to fraction form
    1,315,885.73/1,816,079.60 = 799,723.69/x
  3. Step 3: Cross multiply
    1,315,885.73x = 1,816,079.60 × 799,723.69
  4. Step 4: Simplify right side
    1,315,885.73x = 1,452,361,876,504.83
  5. Step 5: Solve for x
    x = 1,452,361,876,504.83/1,315,885.73
  6. Step 6: Final answer
    x = 1,103,714.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.