Home / 1,107,585.60-1,661,378.40-603,700.80

Finding the Fourth Proportional to 1,107,585.60, 1,661,378.40 and 603,700.80

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Solution

The fourth proportional to 1,107,585.60, 1,661,378.40 and 603,700.80 is: 905,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,585.60 : 1,661,378.40 = 603,700.80 : x
  2. Step 2: Convert to fraction form
    1,107,585.60/1,661,378.40 = 603,700.80/x
  3. Step 3: Cross multiply
    1,107,585.60x = 1,661,378.40 × 603,700.80
  4. Step 4: Simplify right side
    1,107,585.60x = 1,002,975,469,182.72
  5. Step 5: Solve for x
    x = 1,002,975,469,182.72/1,107,585.60
  6. Step 6: Final answer
    x = 905,551.20

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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.