Home / 1,019,904.78-1,407,470.02-567,195.78

Finding the Fourth Proportional to 1,019,904.78, 1,407,470.02 and 567,195.78

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Solution

The fourth proportional to 1,019,904.78, 1,407,470.02 and 567,195.78 is: 782,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,904.78 : 1,407,470.02 = 567,195.78 : x
  2. Step 2: Convert to fraction form
    1,019,904.78/1,407,470.02 = 567,195.78/x
  3. Step 3: Cross multiply
    1,019,904.78x = 1,407,470.02 × 567,195.78
  4. Step 4: Simplify right side
    1,019,904.78x = 798,311,055,820.52
  5. Step 5: Solve for x
    x = 798,311,055,820.52/1,019,904.78
  6. Step 6: Final answer
    x = 782,730.97

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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.