Home / 1,108,532.53-1,530,531.29-717,014.52

Finding the Fourth Proportional to 1,108,532.53, 1,530,531.29 and 717,014.52

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Solution

The fourth proportional to 1,108,532.53, 1,530,531.29 and 717,014.52 is: 989,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,532.53 : 1,530,531.29 = 717,014.52 : x
  2. Step 2: Convert to fraction form
    1,108,532.53/1,530,531.29 = 717,014.52/x
  3. Step 3: Cross multiply
    1,108,532.53x = 1,530,531.29 × 717,014.52
  4. Step 4: Simplify right side
    1,108,532.53x = 1,097,413,155,732.25
  5. Step 5: Solve for x
    x = 1,097,413,155,732.25/1,108,532.53
  6. Step 6: Final answer
    x = 989,969.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.