Home / 3,126,511.14-4,314,720.21-1,731,072.75

Finding the Fourth Proportional to 3,126,511.14, 4,314,720.21 and 1,731,072.75

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Solution

The fourth proportional to 3,126,511.14, 4,314,720.21 and 1,731,072.75 is: 2,388,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,511.14 : 4,314,720.21 = 1,731,072.75 : x
  2. Step 2: Convert to fraction form
    3,126,511.14/4,314,720.21 = 1,731,072.75/x
  3. Step 3: Cross multiply
    3,126,511.14x = 4,314,720.21 × 1,731,072.75
  4. Step 4: Simplify right side
    3,126,511.14x = 7,469,094,579,405.28
  5. Step 5: Solve for x
    x = 7,469,094,579,405.28/3,126,511.14
  6. Step 6: Final answer
    x = 2,388,955.05

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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.