Home / 1,241,093.90-1,859,959.15-642,475.33

Finding the Fourth Proportional to 1,241,093.90, 1,859,959.15 and 642,475.33

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Solution

The fourth proportional to 1,241,093.90, 1,859,959.15 and 642,475.33 is: 962,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,093.90 : 1,859,959.15 = 642,475.33 : x
  2. Step 2: Convert to fraction form
    1,241,093.90/1,859,959.15 = 642,475.33/x
  3. Step 3: Cross multiply
    1,241,093.90x = 1,859,959.15 × 642,475.33
  4. Step 4: Simplify right side
    1,241,093.90x = 1,194,977,868,682.77
  5. Step 5: Solve for x
    x = 1,194,977,868,682.77/1,241,093.90
  6. Step 6: Final answer
    x = 962,842.43

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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.