Home / 3,171,100.88-4,756,810.92-896,788.64

Finding the Fourth Proportional to 3,171,100.88, 4,756,810.92 and 896,788.64

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Solution

The fourth proportional to 3,171,100.88, 4,756,810.92 and 896,788.64 is: 1,345,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,100.88 : 4,756,810.92 = 896,788.64 : x
  2. Step 2: Convert to fraction form
    3,171,100.88/4,756,810.92 = 896,788.64/x
  3. Step 3: Cross multiply
    3,171,100.88x = 4,756,810.92 × 896,788.64
  4. Step 4: Simplify right side
    3,171,100.88x = 4,265,853,995,683.95
  5. Step 5: Solve for x
    x = 4,265,853,995,683.95/3,171,100.88
  6. Step 6: Final answer
    x = 1,345,228.09

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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.