Home / 1,941,577.33-2,912,786.40-743,499.70

Finding the Fourth Proportional to 1,941,577.33, 2,912,786.40 and 743,499.70

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Solution

The fourth proportional to 1,941,577.33, 2,912,786.40 and 743,499.70 is: 1,115,410.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,577.33 : 2,912,786.40 = 743,499.70 : x
  2. Step 2: Convert to fraction form
    1,941,577.33/2,912,786.40 = 743,499.70/x
  3. Step 3: Cross multiply
    1,941,577.33x = 2,912,786.40 × 743,499.70
  4. Step 4: Simplify right side
    1,941,577.33x = 2,165,655,805,423.36
  5. Step 5: Solve for x
    x = 2,165,655,805,423.36/1,941,577.33
  6. Step 6: Final answer
    x = 1,115,410.53

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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.