Home / 1,890,863.91-2,609,287.20-1,074,954.36

Finding the Fourth Proportional to 1,890,863.91, 2,609,287.20 and 1,074,954.36

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Solution

The fourth proportional to 1,890,863.91, 2,609,287.20 and 1,074,954.36 is: 1,483,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,863.91 : 2,609,287.20 = 1,074,954.36 : x
  2. Step 2: Convert to fraction form
    1,890,863.91/2,609,287.20 = 1,074,954.36/x
  3. Step 3: Cross multiply
    1,890,863.91x = 2,609,287.20 × 1,074,954.36
  4. Step 4: Simplify right side
    1,890,863.91x = 2,804,864,652,132.19
  5. Step 5: Solve for x
    x = 2,804,864,652,132.19/1,890,863.91
  6. Step 6: Final answer
    x = 1,483,377.33

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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.