Home / 2,522,346.40-3,480,912-1,376,500.72

Finding the Fourth Proportional to 2,522,346.40, 3,480,912 and 1,376,500.72

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Solution

The fourth proportional to 2,522,346.40, 3,480,912 and 1,376,500.72 is: 1,899,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522,346.40 : 3,480,912 = 1,376,500.72 : x
  2. Step 2: Convert to fraction form
    2,522,346.40/3,480,912 = 1,376,500.72/x
  3. Step 3: Cross multiply
    2,522,346.40x = 3,480,912 × 1,376,500.72
  4. Step 4: Simplify right side
    2,522,346.40x = 4,791,477,874,256.64
  5. Step 5: Solve for x
    x = 4,791,477,874,256.64/2,522,346.40
  6. Step 6: Final answer
    x = 1,899,611.36

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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.