Home / 2,853,925.95-4,280,433.26-831,696.90

Finding the Fourth Proportional to 2,853,925.95, 4,280,433.26 and 831,696.90

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Solution

The fourth proportional to 2,853,925.95, 4,280,433.26 and 831,696.90 is: 1,247,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,925.95 : 4,280,433.26 = 831,696.90 : x
  2. Step 2: Convert to fraction form
    2,853,925.95/4,280,433.26 = 831,696.90/x
  3. Step 3: Cross multiply
    2,853,925.95x = 4,280,433.26 × 831,696.90
  4. Step 4: Simplify right side
    2,853,925.95x = 3,560,023,052,788.78
  5. Step 5: Solve for x
    x = 3,560,023,052,788.78/2,853,925.95
  6. Step 6: Final answer
    x = 1,247,412.55

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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.