Home / 1,835,121.10-2,752,681.65-1,268,250.70

Finding the Fourth Proportional to 1,835,121.10, 2,752,681.65 and 1,268,250.70

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Solution

The fourth proportional to 1,835,121.10, 2,752,681.65 and 1,268,250.70 is: 1,902,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,121.10 : 2,752,681.65 = 1,268,250.70 : x
  2. Step 2: Convert to fraction form
    1,835,121.10/2,752,681.65 = 1,268,250.70/x
  3. Step 3: Cross multiply
    1,835,121.10x = 2,752,681.65 × 1,268,250.70
  4. Step 4: Simplify right side
    1,835,121.10x = 3,491,090,429,489.66
  5. Step 5: Solve for x
    x = 3,491,090,429,489.66/1,835,121.10
  6. Step 6: Final answer
    x = 1,902,376.05

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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.