Home / 1,371,686.40-2,058,857.60-662,212.26

Finding the Fourth Proportional to 1,371,686.40, 2,058,857.60 and 662,212.26

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Solution

The fourth proportional to 1,371,686.40, 2,058,857.60 and 662,212.26 is: 993,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,686.40 : 2,058,857.60 = 662,212.26 : x
  2. Step 2: Convert to fraction form
    1,371,686.40/2,058,857.60 = 662,212.26/x
  3. Step 3: Cross multiply
    1,371,686.40x = 2,058,857.60 × 662,212.26
  4. Step 4: Simplify right side
    1,371,686.40x = 1,363,400,741,003.11
  5. Step 5: Solve for x
    x = 1,363,400,741,003.11/1,371,686.40
  6. Step 6: Final answer
    x = 993,959.51

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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.