Home / 1,344,058.60-2,016,087.90-1,312,954.60

Finding the Fourth Proportional to 1,344,058.60, 2,016,087.90 and 1,312,954.60

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Solution

The fourth proportional to 1,344,058.60, 2,016,087.90 and 1,312,954.60 is: 1,969,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,058.60 : 2,016,087.90 = 1,312,954.60 : x
  2. Step 2: Convert to fraction form
    1,344,058.60/2,016,087.90 = 1,312,954.60/x
  3. Step 3: Cross multiply
    1,344,058.60x = 2,016,087.90 × 1,312,954.60
  4. Step 4: Simplify right side
    1,344,058.60x = 2,647,031,882,309.34
  5. Step 5: Solve for x
    x = 2,647,031,882,309.34/1,344,058.60
  6. Step 6: Final answer
    x = 1,969,431.90

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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.