Home / 1,629,617.12-2,248,837.80-904,422.32

Finding the Fourth Proportional to 1,629,617.12, 2,248,837.80 and 904,422.32

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Solution

The fourth proportional to 1,629,617.12, 2,248,837.80 and 904,422.32 is: 1,248,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,617.12 : 2,248,837.80 = 904,422.32 : x
  2. Step 2: Convert to fraction form
    1,629,617.12/2,248,837.80 = 904,422.32/x
  3. Step 3: Cross multiply
    1,629,617.12x = 2,248,837.80 × 904,422.32
  4. Step 4: Simplify right side
    1,629,617.12x = 2,033,899,100,379.70
  5. Step 5: Solve for x
    x = 2,033,899,100,379.70/1,629,617.12
  6. Step 6: Final answer
    x = 1,248,084.03

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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.