Home / 3,201,376.89-4,801,711.54-805,222.47

Finding the Fourth Proportional to 3,201,376.89, 4,801,711.54 and 805,222.47

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Solution

The fourth proportional to 3,201,376.89, 4,801,711.54 and 805,222.47 is: 1,207,744.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,376.89 : 4,801,711.54 = 805,222.47 : x
  2. Step 2: Convert to fraction form
    3,201,376.89/4,801,711.54 = 805,222.47/x
  3. Step 3: Cross multiply
    3,201,376.89x = 4,801,711.54 × 805,222.47
  4. Step 4: Simplify right side
    3,201,376.89x = 3,866,446,026,466.30
  5. Step 5: Solve for x
    x = 3,866,446,026,466.30/3,201,376.89
  6. Step 6: Final answer
    x = 1,207,744.72

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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.