Home / 932,164.72-1,398,869.52-511,735.84

Finding the Fourth Proportional to 932,164.72, 1,398,869.52 and 511,735.84

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Solution

The fourth proportional to 932,164.72, 1,398,869.52 and 511,735.84 is: 767,945.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,164.72 : 1,398,869.52 = 511,735.84 : x
  2. Step 2: Convert to fraction form
    932,164.72/1,398,869.52 = 511,735.84/x
  3. Step 3: Cross multiply
    932,164.72x = 1,398,869.52 × 511,735.84
  4. Step 4: Simplify right side
    932,164.72x = 715,851,668,867.60
  5. Step 5: Solve for x
    x = 715,851,668,867.60/932,164.72
  6. Step 6: Final answer
    x = 767,945.46

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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.