Home / 1,646,108.20-2,474,411.10-1,551,629.80

Finding the Fourth Proportional to 1,646,108.20, 2,474,411.10 and 1,551,629.80

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Solution

The fourth proportional to 1,646,108.20, 2,474,411.10 and 1,551,629.80 is: 2,332,392.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,108.20 : 2,474,411.10 = 1,551,629.80 : x
  2. Step 2: Convert to fraction form
    1,646,108.20/2,474,411.10 = 1,551,629.80/x
  3. Step 3: Cross multiply
    1,646,108.20x = 2,474,411.10 × 1,551,629.80
  4. Step 4: Simplify right side
    1,646,108.20x = 3,839,370,000,210.78
  5. Step 5: Solve for x
    x = 3,839,370,000,210.78/1,646,108.20
  6. Step 6: Final answer
    x = 2,332,392.25

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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.