Home / 3,980,156.52-5,492,764.26-2,261,568.36

Finding the Fourth Proportional to 3,980,156.52, 5,492,764.26 and 2,261,568.36

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Solution

The fourth proportional to 3,980,156.52, 5,492,764.26 and 2,261,568.36 is: 3,121,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,156.52 : 5,492,764.26 = 2,261,568.36 : x
  2. Step 2: Convert to fraction form
    3,980,156.52/5,492,764.26 = 2,261,568.36/x
  3. Step 3: Cross multiply
    3,980,156.52x = 5,492,764.26 × 2,261,568.36
  4. Step 4: Simplify right side
    3,980,156.52x = 12,422,261,859,354.81
  5. Step 5: Solve for x
    x = 12,422,261,859,354.81/3,980,156.52
  6. Step 6: Final answer
    x = 3,121,048.58

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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.