Home / 2,689,305.88-3,711,242.08-1,482,081.88

Finding the Fourth Proportional to 2,689,305.88, 3,711,242.08 and 1,482,081.88

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Solution

The fourth proportional to 2,689,305.88, 3,711,242.08 and 1,482,081.88 is: 2,045,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,305.88 : 3,711,242.08 = 1,482,081.88 : x
  2. Step 2: Convert to fraction form
    2,689,305.88/3,711,242.08 = 1,482,081.88/x
  3. Step 3: Cross multiply
    2,689,305.88x = 3,711,242.08 × 1,482,081.88
  4. Step 4: Simplify right side
    2,689,305.88x = 5,500,364,639,061.51
  5. Step 5: Solve for x
    x = 5,500,364,639,061.51/2,689,305.88
  6. Step 6: Final answer
    x = 2,045,272.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.