Home / 1,667,291.38-2,300,832.13-942,123.44

Finding the Fourth Proportional to 1,667,291.38, 2,300,832.13 and 942,123.44

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Solution

The fourth proportional to 1,667,291.38, 2,300,832.13 and 942,123.44 is: 1,300,113.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,291.38 : 2,300,832.13 = 942,123.44 : x
  2. Step 2: Convert to fraction form
    1,667,291.38/2,300,832.13 = 942,123.44/x
  3. Step 3: Cross multiply
    1,667,291.38x = 2,300,832.13 × 942,123.44
  4. Step 4: Simplify right side
    1,667,291.38x = 2,167,667,881,178.13
  5. Step 5: Solve for x
    x = 2,167,667,881,178.13/1,667,291.38
  6. Step 6: Final answer
    x = 1,300,113.41

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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.