Home / 1,420,426.04-1,960,174.94-775,846.04

Finding the Fourth Proportional to 1,420,426.04, 1,960,174.94 and 775,846.04

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Solution

The fourth proportional to 1,420,426.04, 1,960,174.94 and 775,846.04 is: 1,070,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,426.04 : 1,960,174.94 = 775,846.04 : x
  2. Step 2: Convert to fraction form
    1,420,426.04/1,960,174.94 = 775,846.04/x
  3. Step 3: Cross multiply
    1,420,426.04x = 1,960,174.94 × 775,846.04
  4. Step 4: Simplify right side
    1,420,426.04x = 1,520,793,951,226.13
  5. Step 5: Solve for x
    x = 1,520,793,951,226.13/1,420,426.04
  6. Step 6: Final answer
    x = 1,070,660.43

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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.