Home / 3,868,256.16-5,336,829.45-2,213,194.50

Finding the Fourth Proportional to 3,868,256.16, 5,336,829.45 and 2,213,194.50

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Solution

The fourth proportional to 3,868,256.16, 5,336,829.45 and 2,213,194.50 is: 3,053,427.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,256.16 : 5,336,829.45 = 2,213,194.50 : x
  2. Step 2: Convert to fraction form
    3,868,256.16/5,336,829.45 = 2,213,194.50/x
  3. Step 3: Cross multiply
    3,868,256.16x = 5,336,829.45 × 2,213,194.50
  4. Step 4: Simplify right side
    3,868,256.16x = 11,811,441,586,178.03
  5. Step 5: Solve for x
    x = 11,811,441,586,178.03/3,868,256.16
  6. Step 6: Final answer
    x = 3,053,427.98

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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.