Home / 1,448,617.20-2,172,925.80-849,865.20

Finding the Fourth Proportional to 1,448,617.20, 2,172,925.80 and 849,865.20

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Solution

The fourth proportional to 1,448,617.20, 2,172,925.80 and 849,865.20 is: 1,274,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,617.20 : 2,172,925.80 = 849,865.20 : x
  2. Step 2: Convert to fraction form
    1,448,617.20/2,172,925.80 = 849,865.20/x
  3. Step 3: Cross multiply
    1,448,617.20x = 2,172,925.80 × 849,865.20
  4. Step 4: Simplify right side
    1,448,617.20x = 1,846,694,019,602.16
  5. Step 5: Solve for x
    x = 1,846,694,019,602.16/1,448,617.20
  6. Step 6: Final answer
    x = 1,274,797.80

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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.