Home / 1,106,743.20-1,660,114.80-545,704.80

Finding the Fourth Proportional to 1,106,743.20, 1,660,114.80 and 545,704.80

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Solution

The fourth proportional to 1,106,743.20, 1,660,114.80 and 545,704.80 is: 818,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,743.20 : 1,660,114.80 = 545,704.80 : x
  2. Step 2: Convert to fraction form
    1,106,743.20/1,660,114.80 = 545,704.80/x
  3. Step 3: Cross multiply
    1,106,743.20x = 1,660,114.80 × 545,704.80
  4. Step 4: Simplify right side
    1,106,743.20x = 905,932,614,911.04
  5. Step 5: Solve for x
    x = 905,932,614,911.04/1,106,743.20
  6. Step 6: Final answer
    x = 818,557.20

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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.