Home / 1,442,464.33-1,990,476.77-797,724.04

Finding the Fourth Proportional to 1,442,464.33, 1,990,476.77 and 797,724.04

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Solution

The fourth proportional to 1,442,464.33, 1,990,476.77 and 797,724.04 is: 1,100,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,464.33 : 1,990,476.77 = 797,724.04 : x
  2. Step 2: Convert to fraction form
    1,442,464.33/1,990,476.77 = 797,724.04/x
  3. Step 3: Cross multiply
    1,442,464.33x = 1,990,476.77 × 797,724.04
  4. Step 4: Simplify right side
    1,442,464.33x = 1,587,851,170,490.55
  5. Step 5: Solve for x
    x = 1,587,851,170,490.55/1,442,464.33
  6. Step 6: Final answer
    x = 1,100,790.60

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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.