Home / 1,394,207.10-2,091,310.65-1,310,226.30

Finding the Fourth Proportional to 1,394,207.10, 2,091,310.65 and 1,310,226.30

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Solution

The fourth proportional to 1,394,207.10, 2,091,310.65 and 1,310,226.30 is: 1,965,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,207.10 : 2,091,310.65 = 1,310,226.30 : x
  2. Step 2: Convert to fraction form
    1,394,207.10/2,091,310.65 = 1,310,226.30/x
  3. Step 3: Cross multiply
    1,394,207.10x = 2,091,310.65 × 1,310,226.30
  4. Step 4: Simplify right side
    1,394,207.10x = 2,740,090,215,100.10
  5. Step 5: Solve for x
    x = 2,740,090,215,100.10/1,394,207.10
  6. Step 6: Final answer
    x = 1,965,339.45

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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.