Home / 2,168,167.80-3,252,251.70-1,105,285.80

Finding the Fourth Proportional to 2,168,167.80, 3,252,251.70 and 1,105,285.80

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Solution

The fourth proportional to 2,168,167.80, 3,252,251.70 and 1,105,285.80 is: 1,657,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,167.80 : 3,252,251.70 = 1,105,285.80 : x
  2. Step 2: Convert to fraction form
    2,168,167.80/3,252,251.70 = 1,105,285.80/x
  3. Step 3: Cross multiply
    2,168,167.80x = 3,252,251.70 × 1,105,285.80
  4. Step 4: Simplify right side
    2,168,167.80x = 3,594,667,622,035.86
  5. Step 5: Solve for x
    x = 3,594,667,622,035.86/2,168,167.80
  6. Step 6: Final answer
    x = 1,657,928.70

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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.