Home / 1,510,832.80-2,267,998.80-912,469.60

Finding the Fourth Proportional to 1,510,832.80, 2,267,998.80 and 912,469.60

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Solution

The fourth proportional to 1,510,832.80, 2,267,998.80 and 912,469.60 is: 1,369,761.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,832.80 : 2,267,998.80 = 912,469.60 : x
  2. Step 2: Convert to fraction form
    1,510,832.80/2,267,998.80 = 912,469.60/x
  3. Step 3: Cross multiply
    1,510,832.80x = 2,267,998.80 × 912,469.60
  4. Step 4: Simplify right side
    1,510,832.80x = 2,069,479,957,836.48
  5. Step 5: Solve for x
    x = 2,069,479,957,836.48/1,510,832.80
  6. Step 6: Final answer
    x = 1,369,761.07

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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.