Home / 2,172,742.60-3,259,097.70-656,422.60

Finding the Fourth Proportional to 2,172,742.60, 3,259,097.70 and 656,422.60

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Solution

The fourth proportional to 2,172,742.60, 3,259,097.70 and 656,422.60 is: 984,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,742.60 : 3,259,097.70 = 656,422.60 : x
  2. Step 2: Convert to fraction form
    2,172,742.60/3,259,097.70 = 656,422.60/x
  3. Step 3: Cross multiply
    2,172,742.60x = 3,259,097.70 × 656,422.60
  4. Step 4: Simplify right side
    2,172,742.60x = 2,139,345,385,888.02
  5. Step 5: Solve for x
    x = 2,139,345,385,888.02/2,172,742.60
  6. Step 6: Final answer
    x = 984,629.01

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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.