Home / 3,114,720-4,294,419.12-2,599,216.56

Finding the Fourth Proportional to 3,114,720, 4,294,419.12 and 2,599,216.56

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Solution

The fourth proportional to 3,114,720, 4,294,419.12 and 2,599,216.56 is: 3,583,668.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,720 : 4,294,419.12 = 2,599,216.56 : x
  2. Step 2: Convert to fraction form
    3,114,720/4,294,419.12 = 2,599,216.56/x
  3. Step 3: Cross multiply
    3,114,720x = 4,294,419.12 × 2,599,216.56
  4. Step 4: Simplify right side
    3,114,720x = 11,162,125,292,284.63
  5. Step 5: Solve for x
    x = 11,162,125,292,284.63/3,114,720
  6. Step 6: Final answer
    x = 3,583,668.93

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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.