Home / 1,160,426.36-1,737,258.60-862,228.64

Finding the Fourth Proportional to 1,160,426.36, 1,737,258.60 and 862,228.64

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Solution

The fourth proportional to 1,160,426.36, 1,737,258.60 and 862,228.64 is: 1,290,830.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,426.36 : 1,737,258.60 = 862,228.64 : x
  2. Step 2: Convert to fraction form
    1,160,426.36/1,737,258.60 = 862,228.64/x
  3. Step 3: Cross multiply
    1,160,426.36x = 1,737,258.60 × 862,228.64
  4. Step 4: Simplify right side
    1,160,426.36x = 1,497,914,120,006.30
  5. Step 5: Solve for x
    x = 1,497,914,120,006.30/1,160,426.36
  6. Step 6: Final answer
    x = 1,290,830.83

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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.