Home / 2,103,800.40-3,155,700.60-756,608.40

Finding the Fourth Proportional to 2,103,800.40, 3,155,700.60 and 756,608.40

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Solution

The fourth proportional to 2,103,800.40, 3,155,700.60 and 756,608.40 is: 1,134,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,800.40 : 3,155,700.60 = 756,608.40 : x
  2. Step 2: Convert to fraction form
    2,103,800.40/3,155,700.60 = 756,608.40/x
  3. Step 3: Cross multiply
    2,103,800.40x = 3,155,700.60 × 756,608.40
  4. Step 4: Simplify right side
    2,103,800.40x = 2,387,629,581,845.04
  5. Step 5: Solve for x
    x = 2,387,629,581,845.04/2,103,800.40
  6. Step 6: Final answer
    x = 1,134,912.60

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Similar ratio
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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.