Home / 1,207,393.80-1,811,090.70-888,529.20

Finding the Fourth Proportional to 1,207,393.80, 1,811,090.70 and 888,529.20

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Solution

The fourth proportional to 1,207,393.80, 1,811,090.70 and 888,529.20 is: 1,332,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,393.80 : 1,811,090.70 = 888,529.20 : x
  2. Step 2: Convert to fraction form
    1,207,393.80/1,811,090.70 = 888,529.20/x
  3. Step 3: Cross multiply
    1,207,393.80x = 1,811,090.70 × 888,529.20
  4. Step 4: Simplify right side
    1,207,393.80x = 1,609,206,970,798.44
  5. Step 5: Solve for x
    x = 1,609,206,970,798.44/1,207,393.80
  6. Step 6: Final answer
    x = 1,332,793.80

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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.