Home / 1,945,381.05-2,684,271.92-1,366,373.34

Finding the Fourth Proportional to 1,945,381.05, 2,684,271.92 and 1,366,373.34

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Solution

The fourth proportional to 1,945,381.05, 2,684,271.92 and 1,366,373.34 is: 1,885,346.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,381.05 : 2,684,271.92 = 1,366,373.34 : x
  2. Step 2: Convert to fraction form
    1,945,381.05/2,684,271.92 = 1,366,373.34/x
  3. Step 3: Cross multiply
    1,945,381.05x = 2,684,271.92 × 1,366,373.34
  4. Step 4: Simplify right side
    1,945,381.05x = 3,667,717,568,545.39
  5. Step 5: Solve for x
    x = 3,667,717,568,545.39/1,945,381.05
  6. Step 6: Final answer
    x = 1,885,346.62

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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.