Home / 3,864,912.66-5,771,342.39-3,156,346.26

Finding the Fourth Proportional to 3,864,912.66, 5,771,342.39 and 3,156,346.26

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Solution

The fourth proportional to 3,864,912.66, 5,771,342.39 and 3,156,346.26 is: 4,713,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,912.66 : 5,771,342.39 = 3,156,346.26 : x
  2. Step 2: Convert to fraction form
    3,864,912.66/5,771,342.39 = 3,156,346.26/x
  3. Step 3: Cross multiply
    3,864,912.66x = 5,771,342.39 × 3,156,346.26
  4. Step 4: Simplify right side
    3,864,912.66x = 18,216,354,952,074.23
  5. Step 5: Solve for x
    x = 18,216,354,952,074.23/3,864,912.66
  6. Step 6: Final answer
    x = 4,713,264.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.