Home / 1,249,876.44-1,874,817.36-451,721.52

Finding the Fourth Proportional to 1,249,876.44, 1,874,817.36 and 451,721.52

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Solution

The fourth proportional to 1,249,876.44, 1,874,817.36 and 451,721.52 is: 677,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,876.44 : 1,874,817.36 = 451,721.52 : x
  2. Step 2: Convert to fraction form
    1,249,876.44/1,874,817.36 = 451,721.52/x
  3. Step 3: Cross multiply
    1,249,876.44x = 1,874,817.36 × 451,721.52
  4. Step 4: Simplify right side
    1,249,876.44x = 846,895,347,581.59
  5. Step 5: Solve for x
    x = 846,895,347,581.59/1,249,876.44
  6. Step 6: Final answer
    x = 677,583.26

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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.