Home / 1,942,570.70-2,912,473.65-744,029.90

Finding the Fourth Proportional to 1,942,570.70, 2,912,473.65 and 744,029.90

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Solution

The fourth proportional to 1,942,570.70, 2,912,473.65 and 744,029.90 is: 1,115,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,570.70 : 2,912,473.65 = 744,029.90 : x
  2. Step 2: Convert to fraction form
    1,942,570.70/2,912,473.65 = 744,029.90/x
  3. Step 3: Cross multiply
    1,942,570.70x = 2,912,473.65 × 744,029.90
  4. Step 4: Simplify right side
    1,942,570.70x = 2,166,967,478,562.14
  5. Step 5: Solve for x
    x = 2,166,967,478,562.14/1,942,570.70
  6. Step 6: Final answer
    x = 1,115,515.37

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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.