Home / 2,269,985.40-3,403,422.90-1,072,481.40

Finding the Fourth Proportional to 2,269,985.40, 3,403,422.90 and 1,072,481.40

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Solution

The fourth proportional to 2,269,985.40, 3,403,422.90 and 1,072,481.40 is: 1,607,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,985.40 : 3,403,422.90 = 1,072,481.40 : x
  2. Step 2: Convert to fraction form
    2,269,985.40/3,403,422.90 = 1,072,481.40/x
  3. Step 3: Cross multiply
    2,269,985.40x = 3,403,422.90 × 1,072,481.40
  4. Step 4: Simplify right side
    2,269,985.40x = 3,650,107,756,584.06
  5. Step 5: Solve for x
    x = 3,650,107,756,584.06/2,269,985.40
  6. Step 6: Final answer
    x = 1,607,987.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.