Home / 2,811,656.41-3,880,104.32-1,522,496.91

Finding the Fourth Proportional to 2,811,656.41, 3,880,104.32 and 1,522,496.91

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Solution

The fourth proportional to 2,811,656.41, 3,880,104.32 and 1,522,496.91 is: 2,101,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,656.41 : 3,880,104.32 = 1,522,496.91 : x
  2. Step 2: Convert to fraction form
    2,811,656.41/3,880,104.32 = 1,522,496.91/x
  3. Step 3: Cross multiply
    2,811,656.41x = 3,880,104.32 × 1,522,496.91
  4. Step 4: Simplify right side
    2,811,656.41x = 5,907,446,834,208.70
  5. Step 5: Solve for x
    x = 5,907,446,834,208.70/2,811,656.41
  6. Step 6: Final answer
    x = 2,101,055.74

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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.