Home / 804,911.90-1,207,367.85-744,086.30

Finding the Fourth Proportional to 804,911.90, 1,207,367.85 and 744,086.30

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Solution

The fourth proportional to 804,911.90, 1,207,367.85 and 744,086.30 is: 1,116,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,911.90 : 1,207,367.85 = 744,086.30 : x
  2. Step 2: Convert to fraction form
    804,911.90/1,207,367.85 = 744,086.30/x
  3. Step 3: Cross multiply
    804,911.90x = 1,207,367.85 × 744,086.30
  4. Step 4: Simplify right side
    804,911.90x = 898,385,876,245.46
  5. Step 5: Solve for x
    x = 898,385,876,245.46/804,911.90
  6. Step 6: Final answer
    x = 1,116,129.45

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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.