Home / 1,679,664.80-2,519,497.20-1,049,808.80

Finding the Fourth Proportional to 1,679,664.80, 2,519,497.20 and 1,049,808.80

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Solution

The fourth proportional to 1,679,664.80, 2,519,497.20 and 1,049,808.80 is: 1,574,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,664.80 : 2,519,497.20 = 1,049,808.80 : x
  2. Step 2: Convert to fraction form
    1,679,664.80/2,519,497.20 = 1,049,808.80/x
  3. Step 3: Cross multiply
    1,679,664.80x = 2,519,497.20 × 1,049,808.80
  4. Step 4: Simplify right side
    1,679,664.80x = 2,644,990,332,135.36
  5. Step 5: Solve for x
    x = 2,644,990,332,135.36/1,679,664.80
  6. Step 6: Final answer
    x = 1,574,713.20

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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.