Home / 1,206,753.85-1,810,107.04-487,076.45

Finding the Fourth Proportional to 1,206,753.85, 1,810,107.04 and 487,076.45

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Solution

The fourth proportional to 1,206,753.85, 1,810,107.04 and 487,076.45 is: 730,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,753.85 : 1,810,107.04 = 487,076.45 : x
  2. Step 2: Convert to fraction form
    1,206,753.85/1,810,107.04 = 487,076.45/x
  3. Step 3: Cross multiply
    1,206,753.85x = 1,810,107.04 × 487,076.45
  4. Step 4: Simplify right side
    1,206,753.85x = 881,660,499,677.29
  5. Step 5: Solve for x
    x = 881,660,499,677.29/1,206,753.85
  6. Step 6: Final answer
    x = 730,605.09

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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.