Home / 2,851,907.31-4,278,124.59-932,829.39

Finding the Fourth Proportional to 2,851,907.31, 4,278,124.59 and 932,829.39

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Solution

The fourth proportional to 2,851,907.31, 4,278,124.59 and 932,829.39 is: 1,399,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,907.31 : 4,278,124.59 = 932,829.39 : x
  2. Step 2: Convert to fraction form
    2,851,907.31/4,278,124.59 = 932,829.39/x
  3. Step 3: Cross multiply
    2,851,907.31x = 4,278,124.59 × 932,829.39
  4. Step 4: Simplify right side
    2,851,907.31x = 3,990,760,351,633.70
  5. Step 5: Solve for x
    x = 3,990,760,351,633.70/2,851,907.31
  6. Step 6: Final answer
    x = 1,399,330.31

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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.