Home / 3,810,803.76-5,258,773.13-2,156,915.39

Finding the Fourth Proportional to 3,810,803.76, 5,258,773.13 and 2,156,915.39

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Solution

The fourth proportional to 3,810,803.76, 5,258,773.13 and 2,156,915.39 is: 2,976,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,803.76 : 5,258,773.13 = 2,156,915.39 : x
  2. Step 2: Convert to fraction form
    3,810,803.76/5,258,773.13 = 2,156,915.39/x
  3. Step 3: Cross multiply
    3,810,803.76x = 5,258,773.13 × 2,156,915.39
  4. Step 4: Simplify right side
    3,810,803.76x = 11,342,728,659,537.03
  5. Step 5: Solve for x
    x = 11,342,728,659,537.03/3,810,803.76
  6. Step 6: Final answer
    x = 2,976,466.22

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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.