Home / 1,151,138.80-1,725,723.60-441,676

Finding the Fourth Proportional to 1,151,138.80, 1,725,723.60 and 441,676

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Solution

The fourth proportional to 1,151,138.80, 1,725,723.60 and 441,676 is: 662,136.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,138.80 : 1,725,723.60 = 441,676 : x
  2. Step 2: Convert to fraction form
    1,151,138.80/1,725,723.60 = 441,676/x
  3. Step 3: Cross multiply
    1,151,138.80x = 1,725,723.60 × 441,676
  4. Step 4: Simplify right side
    1,151,138.80x = 762,210,696,753.60
  5. Step 5: Solve for x
    x = 762,210,696,753.60/1,151,138.80
  6. Step 6: Final answer
    x = 662,136.22

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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.