Home / 2,166,337.68-2,989,639.38-1,199,468.04

Finding the Fourth Proportional to 2,166,337.68, 2,989,639.38 and 1,199,468.04

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Solution

The fourth proportional to 2,166,337.68, 2,989,639.38 and 1,199,468.04 is: 1,655,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,337.68 : 2,989,639.38 = 1,199,468.04 : x
  2. Step 2: Convert to fraction form
    2,166,337.68/2,989,639.38 = 1,199,468.04/x
  3. Step 3: Cross multiply
    2,166,337.68x = 2,989,639.38 × 1,199,468.04
  4. Step 4: Simplify right side
    2,166,337.68x = 3,585,976,887,435.42
  5. Step 5: Solve for x
    x = 3,585,976,887,435.42/2,166,337.68
  6. Step 6: Final answer
    x = 1,655,317.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.