Home / 1,666,006.12-2,297,370.04-1,425,086.20

Finding the Fourth Proportional to 1,666,006.12, 2,297,370.04 and 1,425,086.20

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Solution

The fourth proportional to 1,666,006.12, 2,297,370.04 and 1,425,086.20 is: 1,965,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,006.12 : 2,297,370.04 = 1,425,086.20 : x
  2. Step 2: Convert to fraction form
    1,666,006.12/2,297,370.04 = 1,425,086.20/x
  3. Step 3: Cross multiply
    1,666,006.12x = 2,297,370.04 × 1,425,086.20
  4. Step 4: Simplify right side
    1,666,006.12x = 3,273,950,340,297.45
  5. Step 5: Solve for x
    x = 3,273,950,340,297.45/1,666,006.12
  6. Step 6: Final answer
    x = 1,965,149.05

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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.