Home / 1,190,632.72-1,785,953.94-292,080.28

Finding the Fourth Proportional to 1,190,632.72, 1,785,953.94 and 292,080.28

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Solution

The fourth proportional to 1,190,632.72, 1,785,953.94 and 292,080.28 is: 438,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,632.72 : 1,785,953.94 = 292,080.28 : x
  2. Step 2: Convert to fraction form
    1,190,632.72/1,785,953.94 = 292,080.28/x
  3. Step 3: Cross multiply
    1,190,632.72x = 1,785,953.94 × 292,080.28
  4. Step 4: Simplify right side
    1,190,632.72x = 521,641,926,862.30
  5. Step 5: Solve for x
    x = 521,641,926,862.30/1,190,632.72
  6. Step 6: Final answer
    x = 438,121.61

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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.