Home / 1,020,797.20-1,531,195.80-716,366.80

Finding the Fourth Proportional to 1,020,797.20, 1,531,195.80 and 716,366.80

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Solution

The fourth proportional to 1,020,797.20, 1,531,195.80 and 716,366.80 is: 1,074,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,797.20 : 1,531,195.80 = 716,366.80 : x
  2. Step 2: Convert to fraction form
    1,020,797.20/1,531,195.80 = 716,366.80/x
  3. Step 3: Cross multiply
    1,020,797.20x = 1,531,195.80 × 716,366.80
  4. Step 4: Simplify right side
    1,020,797.20x = 1,096,897,835,419.44
  5. Step 5: Solve for x
    x = 1,096,897,835,419.44/1,020,797.20
  6. Step 6: Final answer
    x = 1,074,550.20

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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.