Home / 1,247,904.71-1,866,931.94-945,170.94

Finding the Fourth Proportional to 1,247,904.71, 1,866,931.94 and 945,170.94

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Solution

The fourth proportional to 1,247,904.71, 1,866,931.94 and 945,170.94 is: 1,414,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,904.71 : 1,866,931.94 = 945,170.94 : x
  2. Step 2: Convert to fraction form
    1,247,904.71/1,866,931.94 = 945,170.94/x
  3. Step 3: Cross multiply
    1,247,904.71x = 1,866,931.94 × 945,170.94
  4. Step 4: Simplify right side
    1,247,904.71x = 1,764,569,819,008.75
  5. Step 5: Solve for x
    x = 1,764,569,819,008.75/1,247,904.71
  6. Step 6: Final answer
    x = 1,414,026.10

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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.