Home / 1,113,959.43-1,669,442.42-607,761.89

Finding the Fourth Proportional to 1,113,959.43, 1,669,442.42 and 607,761.89

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Solution

The fourth proportional to 1,113,959.43, 1,669,442.42 and 607,761.89 is: 910,826.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,959.43 : 1,669,442.42 = 607,761.89 : x
  2. Step 2: Convert to fraction form
    1,113,959.43/1,669,442.42 = 607,761.89/x
  3. Step 3: Cross multiply
    1,113,959.43x = 1,669,442.42 × 607,761.89
  4. Step 4: Simplify right side
    1,113,959.43x = 1,014,623,469,039.35
  5. Step 5: Solve for x
    x = 1,014,623,469,039.35/1,113,959.43
  6. Step 6: Final answer
    x = 910,826.23

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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.