Home / 1,942,452.39-2,679,881.46-1,126,206.59

Finding the Fourth Proportional to 1,942,452.39, 2,679,881.46 and 1,126,206.59

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Solution

The fourth proportional to 1,942,452.39, 2,679,881.46 and 1,126,206.59 is: 1,553,757.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,452.39 : 2,679,881.46 = 1,126,206.59 : x
  2. Step 2: Convert to fraction form
    1,942,452.39/2,679,881.46 = 1,126,206.59/x
  3. Step 3: Cross multiply
    1,942,452.39x = 2,679,881.46 × 1,126,206.59
  4. Step 4: Simplify right side
    1,942,452.39x = 3,018,100,143,048.14
  5. Step 5: Solve for x
    x = 3,018,100,143,048.14/1,942,452.39
  6. Step 6: Final answer
    x = 1,553,757.59

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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.