Home / 1,384,615.80-2,079,062.10-754,759.80

Finding the Fourth Proportional to 1,384,615.80, 2,079,062.10 and 754,759.80

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Solution

The fourth proportional to 1,384,615.80, 2,079,062.10 and 754,759.80 is: 1,133,305.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,615.80 : 2,079,062.10 = 754,759.80 : x
  2. Step 2: Convert to fraction form
    1,384,615.80/2,079,062.10 = 754,759.80/x
  3. Step 3: Cross multiply
    1,384,615.80x = 2,079,062.10 × 754,759.80
  4. Step 4: Simplify right side
    1,384,615.80x = 1,569,192,494,783.58
  5. Step 5: Solve for x
    x = 1,569,192,494,783.58/1,384,615.80
  6. Step 6: Final answer
    x = 1,133,305.35

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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.