Home / 2,145,537.51-2,960,808.99-1,165,471.73

Finding the Fourth Proportional to 2,145,537.51, 2,960,808.99 and 1,165,471.73

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Solution

The fourth proportional to 2,145,537.51, 2,960,808.99 and 1,165,471.73 is: 1,608,333.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,537.51 : 2,960,808.99 = 1,165,471.73 : x
  2. Step 2: Convert to fraction form
    2,145,537.51/2,960,808.99 = 1,165,471.73/x
  3. Step 3: Cross multiply
    2,145,537.51x = 2,960,808.99 × 1,165,471.73
  4. Step 4: Simplify right side
    2,145,537.51x = 3,450,739,175,774.85
  5. Step 5: Solve for x
    x = 3,450,739,175,774.85/2,145,537.51
  6. Step 6: Final answer
    x = 1,608,333.18

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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.