Home / 3,328,913.75-4,593,881.70-1,800,988.07

Finding the Fourth Proportional to 3,328,913.75, 4,593,881.70 and 1,800,988.07

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Solution

The fourth proportional to 3,328,913.75, 4,593,881.70 and 1,800,988.07 is: 2,485,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328,913.75 : 4,593,881.70 = 1,800,988.07 : x
  2. Step 2: Convert to fraction form
    3,328,913.75/4,593,881.70 = 1,800,988.07/x
  3. Step 3: Cross multiply
    3,328,913.75x = 4,593,881.70 × 1,800,988.07
  4. Step 4: Simplify right side
    3,328,913.75x = 8,273,526,113,721.91
  5. Step 5: Solve for x
    x = 8,273,526,113,721.91/3,328,913.75
  6. Step 6: Final answer
    x = 2,485,353.11

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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.