Home / 1,344,002.80-2,016,004.20-545,666.80

Finding the Fourth Proportional to 1,344,002.80, 2,016,004.20 and 545,666.80

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Solution

The fourth proportional to 1,344,002.80, 2,016,004.20 and 545,666.80 is: 818,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,002.80 : 2,016,004.20 = 545,666.80 : x
  2. Step 2: Convert to fraction form
    1,344,002.80/2,016,004.20 = 545,666.80/x
  3. Step 3: Cross multiply
    1,344,002.80x = 2,016,004.20 × 545,666.80
  4. Step 4: Simplify right side
    1,344,002.80x = 1,100,066,560,600.56
  5. Step 5: Solve for x
    x = 1,100,066,560,600.56/1,344,002.80
  6. Step 6: Final answer
    x = 818,500.20

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1.5x scale

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.