Home / 1,865,732.54-2,798,589.59-728,610.22

Finding the Fourth Proportional to 1,865,732.54, 2,798,589.59 and 728,610.22

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Solution

The fourth proportional to 1,865,732.54, 2,798,589.59 and 728,610.22 is: 1,092,911.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,732.54 : 2,798,589.59 = 728,610.22 : x
  2. Step 2: Convert to fraction form
    1,865,732.54/2,798,589.59 = 728,610.22/x
  3. Step 3: Cross multiply
    1,865,732.54x = 2,798,589.59 × 728,610.22
  4. Step 4: Simplify right side
    1,865,732.54x = 2,039,080,959,223.61
  5. Step 5: Solve for x
    x = 2,039,080,959,223.61/1,865,732.54
  6. Step 6: Final answer
    x = 1,092,911.72

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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.