Home / 2,485,012.38-3,429,599.40-1,382,552.88

Finding the Fourth Proportional to 2,485,012.38, 3,429,599.40 and 1,382,552.88

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Solution

The fourth proportional to 2,485,012.38, 3,429,599.40 and 1,382,552.88 is: 1,908,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,012.38 : 3,429,599.40 = 1,382,552.88 : x
  2. Step 2: Convert to fraction form
    2,485,012.38/3,429,599.40 = 1,382,552.88/x
  3. Step 3: Cross multiply
    2,485,012.38x = 3,429,599.40 × 1,382,552.88
  4. Step 4: Simplify right side
    2,485,012.38x = 4,741,602,527,716.27
  5. Step 5: Solve for x
    x = 4,741,602,527,716.27/2,485,012.38
  6. Step 6: Final answer
    x = 1,908,080.04

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1.5x scale

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.