Home / 2,832,531.12-3,908,843.73-1,543,382.10

Finding the Fourth Proportional to 2,832,531.12, 3,908,843.73 and 1,543,382.10

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Solution

The fourth proportional to 2,832,531.12, 3,908,843.73 and 1,543,382.10 is: 2,129,840.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832,531.12 : 3,908,843.73 = 1,543,382.10 : x
  2. Step 2: Convert to fraction form
    2,832,531.12/3,908,843.73 = 1,543,382.10/x
  3. Step 3: Cross multiply
    2,832,531.12x = 3,908,843.73 × 1,543,382.10
  4. Step 4: Simplify right side
    2,832,531.12x = 6,032,839,444,579.23
  5. Step 5: Solve for x
    x = 6,032,839,444,579.23/2,832,531.12
  6. Step 6: Final answer
    x = 2,129,840.48

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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.