Home / 3,523,886.54-5,280,449.19-2,620,961.72

Finding the Fourth Proportional to 3,523,886.54, 5,280,449.19 and 2,620,961.72

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Solution

The fourth proportional to 3,523,886.54, 5,280,449.19 and 2,620,961.72 is: 3,927,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523,886.54 : 5,280,449.19 = 2,620,961.72 : x
  2. Step 2: Convert to fraction form
    3,523,886.54/5,280,449.19 = 2,620,961.72/x
  3. Step 3: Cross multiply
    3,523,886.54x = 5,280,449.19 × 2,620,961.72
  4. Step 4: Simplify right side
    3,523,886.54x = 13,839,855,191,395.01
  5. Step 5: Solve for x
    x = 13,839,855,191,395.01/3,523,886.54
  6. Step 6: Final answer
    x = 3,927,440.64

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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.