Home / 814,823.80-1,222,235.70-799,077.40

Finding the Fourth Proportional to 814,823.80, 1,222,235.70 and 799,077.40

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Solution

The fourth proportional to 814,823.80, 1,222,235.70 and 799,077.40 is: 1,198,616.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,823.80 : 1,222,235.70 = 799,077.40 : x
  2. Step 2: Convert to fraction form
    814,823.80/1,222,235.70 = 799,077.40/x
  3. Step 3: Cross multiply
    814,823.80x = 1,222,235.70 × 799,077.40
  4. Step 4: Simplify right side
    814,823.80x = 976,660,925,343.18
  5. Step 5: Solve for x
    x = 976,660,925,343.18/814,823.80
  6. Step 6: Final answer
    x = 1,198,616.10

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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.