Home / 1,448,954.80-2,173,432.20-917,076.40

Finding the Fourth Proportional to 1,448,954.80, 2,173,432.20 and 917,076.40

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Solution

The fourth proportional to 1,448,954.80, 2,173,432.20 and 917,076.40 is: 1,375,614.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,954.80 : 2,173,432.20 = 917,076.40 : x
  2. Step 2: Convert to fraction form
    1,448,954.80/2,173,432.20 = 917,076.40/x
  3. Step 3: Cross multiply
    1,448,954.80x = 2,173,432.20 × 917,076.40
  4. Step 4: Simplify right side
    1,448,954.80x = 1,993,203,377,620.08
  5. Step 5: Solve for x
    x = 1,993,203,377,620.08/1,448,954.80
  6. Step 6: Final answer
    x = 1,375,614.60

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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.