Home / 1,381,132.29-1,906,058.31-837,291

Finding the Fourth Proportional to 1,381,132.29, 1,906,058.31 and 837,291

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Solution

The fourth proportional to 1,381,132.29, 1,906,058.31 and 837,291 is: 1,155,519.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,132.29 : 1,906,058.31 = 837,291 : x
  2. Step 2: Convert to fraction form
    1,381,132.29/1,906,058.31 = 837,291/x
  3. Step 3: Cross multiply
    1,381,132.29x = 1,906,058.31 × 837,291
  4. Step 4: Simplify right side
    1,381,132.29x = 1,595,925,468,438.21
  5. Step 5: Solve for x
    x = 1,595,925,468,438.21/1,381,132.29
  6. Step 6: Final answer
    x = 1,155,519.63

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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.