Home / 3,422,287.26-5,138,477.19-1,908,927

Finding the Fourth Proportional to 3,422,287.26, 5,138,477.19 and 1,908,927

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Solution

The fourth proportional to 3,422,287.26, 5,138,477.19 and 1,908,927 is: 2,866,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,287.26 : 5,138,477.19 = 1,908,927 : x
  2. Step 2: Convert to fraction form
    3,422,287.26/5,138,477.19 = 1,908,927/x
  3. Step 3: Cross multiply
    3,422,287.26x = 5,138,477.19 × 1,908,927
  4. Step 4: Simplify right side
    3,422,287.26x = 9,808,977,846,875.13
  5. Step 5: Solve for x
    x = 9,808,977,846,875.13/3,422,287.26
  6. Step 6: Final answer
    x = 2,866,205.29

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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.