Home / 869,195.40-1,303,793.10-736,663.20

Finding the Fourth Proportional to 869,195.40, 1,303,793.10 and 736,663.20

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Solution

The fourth proportional to 869,195.40, 1,303,793.10 and 736,663.20 is: 1,104,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,195.40 : 1,303,793.10 = 736,663.20 : x
  2. Step 2: Convert to fraction form
    869,195.40/1,303,793.10 = 736,663.20/x
  3. Step 3: Cross multiply
    869,195.40x = 1,303,793.10 × 736,663.20
  4. Step 4: Simplify right side
    869,195.40x = 960,456,397,183.92
  5. Step 5: Solve for x
    x = 960,456,397,183.92/869,195.40
  6. Step 6: Final answer
    x = 1,104,994.80

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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.