Home / 1,324,091.33-1,827,432.17-772,987.79

Finding the Fourth Proportional to 1,324,091.33, 1,827,432.17 and 772,987.79

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Solution

The fourth proportional to 1,324,091.33, 1,827,432.17 and 772,987.79 is: 1,066,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,091.33 : 1,827,432.17 = 772,987.79 : x
  2. Step 2: Convert to fraction form
    1,324,091.33/1,827,432.17 = 772,987.79/x
  3. Step 3: Cross multiply
    1,324,091.33x = 1,827,432.17 × 772,987.79
  4. Step 4: Simplify right side
    1,324,091.33x = 1,412,582,741,461.10
  5. Step 5: Solve for x
    x = 1,412,582,741,461.10/1,324,091.33
  6. Step 6: Final answer
    x = 1,066,831.80

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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.