Home / 1,000,693.92-1,380,831.12-797,260.80

Finding the Fourth Proportional to 1,000,693.92, 1,380,831.12 and 797,260.80

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Solution

The fourth proportional to 1,000,693.92, 1,380,831.12 and 797,260.80 is: 1,100,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,693.92 : 1,380,831.12 = 797,260.80 : x
  2. Step 2: Convert to fraction form
    1,000,693.92/1,380,831.12 = 797,260.80/x
  3. Step 3: Cross multiply
    1,000,693.92x = 1,380,831.12 × 797,260.80
  4. Step 4: Simplify right side
    1,000,693.92x = 1,100,882,523,396.10
  5. Step 5: Solve for x
    x = 1,100,882,523,396.10/1,000,693.92
  6. Step 6: Final answer
    x = 1,100,119.13

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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.