Home / 2,657,149.54-3,986,357.02-860,033.32

Finding the Fourth Proportional to 2,657,149.54, 3,986,357.02 and 860,033.32

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Solution

The fourth proportional to 2,657,149.54, 3,986,357.02 and 860,033.32 is: 1,290,254.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,149.54 : 3,986,357.02 = 860,033.32 : x
  2. Step 2: Convert to fraction form
    2,657,149.54/3,986,357.02 = 860,033.32/x
  3. Step 3: Cross multiply
    2,657,149.54x = 3,986,357.02 × 860,033.32
  4. Step 4: Simplify right side
    2,657,149.54x = 3,428,399,850,499.93
  5. Step 5: Solve for x
    x = 3,428,399,850,499.93/2,657,149.54
  6. Step 6: Final answer
    x = 1,290,254.76

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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.