Home / 2,172,888.10-3,259,315.95-656,568.10

Finding the Fourth Proportional to 2,172,888.10, 3,259,315.95 and 656,568.10

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Solution

The fourth proportional to 2,172,888.10, 3,259,315.95 and 656,568.10 is: 984,847.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,888.10 : 3,259,315.95 = 656,568.10 : x
  2. Step 2: Convert to fraction form
    2,172,888.10/3,259,315.95 = 656,568.10/x
  3. Step 3: Cross multiply
    2,172,888.10x = 3,259,315.95 × 656,568.10
  4. Step 4: Simplify right side
    2,172,888.10x = 2,139,962,880,591.20
  5. Step 5: Solve for x
    x = 2,139,962,880,591.20/2,172,888.10
  6. Step 6: Final answer
    x = 984,847.25

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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.