Home / 1,132,505.92-1,698,743.52-385,072.96

Finding the Fourth Proportional to 1,132,505.92, 1,698,743.52 and 385,072.96

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Solution

The fourth proportional to 1,132,505.92, 1,698,743.52 and 385,072.96 is: 577,604.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,505.92 : 1,698,743.52 = 385,072.96 : x
  2. Step 2: Convert to fraction form
    1,132,505.92/1,698,743.52 = 385,072.96/x
  3. Step 3: Cross multiply
    1,132,505.92x = 1,698,743.52 × 385,072.96
  4. Step 4: Simplify right side
    1,132,505.92x = 654,140,195,527.22
  5. Step 5: Solve for x
    x = 654,140,195,527.22/1,132,505.92
  6. Step 6: Final answer
    x = 577,604.22

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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.