Home / 1,086,252.80-1,631,128.80-732,833.60

Finding the Fourth Proportional to 1,086,252.80, 1,631,128.80 and 732,833.60

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Solution

The fourth proportional to 1,086,252.80, 1,631,128.80 and 732,833.60 is: 1,100,430.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,252.80 : 1,631,128.80 = 732,833.60 : x
  2. Step 2: Convert to fraction form
    1,086,252.80/1,631,128.80 = 732,833.60/x
  3. Step 3: Cross multiply
    1,086,252.80x = 1,631,128.80 × 732,833.60
  4. Step 4: Simplify right side
    1,086,252.80x = 1,195,345,990,567.68
  5. Step 5: Solve for x
    x = 1,195,345,990,567.68/1,086,252.80
  6. Step 6: Final answer
    x = 1,100,430.76

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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.