Home / 1,151,719.20-1,726,801.20-612,064.80

Finding the Fourth Proportional to 1,151,719.20, 1,726,801.20 and 612,064.80

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Solution

The fourth proportional to 1,151,719.20, 1,726,801.20 and 612,064.80 is: 917,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,719.20 : 1,726,801.20 = 612,064.80 : x
  2. Step 2: Convert to fraction form
    1,151,719.20/1,726,801.20 = 612,064.80/x
  3. Step 3: Cross multiply
    1,151,719.20x = 1,726,801.20 × 612,064.80
  4. Step 4: Simplify right side
    1,151,719.20x = 1,056,914,231,117.76
  5. Step 5: Solve for x
    x = 1,056,914,231,117.76/1,151,719.20
  6. Step 6: Final answer
    x = 917,683.96

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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.