Home / 2,758,954.20-4,138,606.23-865,770.36

Finding the Fourth Proportional to 2,758,954.20, 4,138,606.23 and 865,770.36

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Solution

The fourth proportional to 2,758,954.20, 4,138,606.23 and 865,770.36 is: 1,298,710.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,954.20 : 4,138,606.23 = 865,770.36 : x
  2. Step 2: Convert to fraction form
    2,758,954.20/4,138,606.23 = 865,770.36/x
  3. Step 3: Cross multiply
    2,758,954.20x = 4,138,606.23 × 865,770.36
  4. Step 4: Simplify right side
    2,758,954.20x = 3,583,082,605,645.34
  5. Step 5: Solve for x
    x = 3,583,082,605,645.34/2,758,954.20
  6. Step 6: Final answer
    x = 1,298,710.43

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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.