Home / 1,095,840.80-1,512,265.89-612,414.02

Finding the Fourth Proportional to 1,095,840.80, 1,512,265.89 and 612,414.02

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Solution

The fourth proportional to 1,095,840.80, 1,512,265.89 and 612,414.02 is: 845,134.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,840.80 : 1,512,265.89 = 612,414.02 : x
  2. Step 2: Convert to fraction form
    1,095,840.80/1,512,265.89 = 612,414.02/x
  3. Step 3: Cross multiply
    1,095,840.80x = 1,512,265.89 × 612,414.02
  4. Step 4: Simplify right side
    1,095,840.80x = 926,132,825,442.45
  5. Step 5: Solve for x
    x = 926,132,825,442.45/1,095,840.80
  6. Step 6: Final answer
    x = 845,134.47

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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.