Home / 1,278,233.05-1,764,600.75-794,953.90

Finding the Fourth Proportional to 1,278,233.05, 1,764,600.75 and 794,953.90

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Solution

The fourth proportional to 1,278,233.05, 1,764,600.75 and 794,953.90 is: 1,097,433.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,233.05 : 1,764,600.75 = 794,953.90 : x
  2. Step 2: Convert to fraction form
    1,278,233.05/1,764,600.75 = 794,953.90/x
  3. Step 3: Cross multiply
    1,278,233.05x = 1,764,600.75 × 794,953.90
  4. Step 4: Simplify right side
    1,278,233.05x = 1,402,776,248,155.43
  5. Step 5: Solve for x
    x = 1,402,776,248,155.43/1,278,233.05
  6. Step 6: Final answer
    x = 1,097,433.87

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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.