Home / 2,187,885.60-3,280,273.20-839,527.20

Finding the Fourth Proportional to 2,187,885.60, 3,280,273.20 and 839,527.20

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Solution

The fourth proportional to 2,187,885.60, 3,280,273.20 and 839,527.20 is: 1,258,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,885.60 : 3,280,273.20 = 839,527.20 : x
  2. Step 2: Convert to fraction form
    2,187,885.60/3,280,273.20 = 839,527.20/x
  3. Step 3: Cross multiply
    2,187,885.60x = 3,280,273.20 × 839,527.20
  4. Step 4: Simplify right side
    2,187,885.60x = 2,753,878,574,831.04
  5. Step 5: Solve for x
    x = 2,753,878,574,831.04/2,187,885.60
  6. Step 6: Final answer
    x = 1,258,694.04

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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.