Home / 1,175,372.80-1,763,059.20-802,124.80

Finding the Fourth Proportional to 1,175,372.80, 1,763,059.20 and 802,124.80

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Solution

The fourth proportional to 1,175,372.80, 1,763,059.20 and 802,124.80 is: 1,203,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,372.80 : 1,763,059.20 = 802,124.80 : x
  2. Step 2: Convert to fraction form
    1,175,372.80/1,763,059.20 = 802,124.80/x
  3. Step 3: Cross multiply
    1,175,372.80x = 1,763,059.20 × 802,124.80
  4. Step 4: Simplify right side
    1,175,372.80x = 1,414,193,508,188.16
  5. Step 5: Solve for x
    x = 1,414,193,508,188.16/1,175,372.80
  6. Step 6: Final answer
    x = 1,203,187.20

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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.