Home / 3,621,960.40-4,997,215.34-2,171,126.46

Finding the Fourth Proportional to 3,621,960.40, 4,997,215.34 and 2,171,126.46

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Solution

The fourth proportional to 3,621,960.40, 4,997,215.34 and 2,171,126.46 is: 2,995,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,960.40 : 4,997,215.34 = 2,171,126.46 : x
  2. Step 2: Convert to fraction form
    3,621,960.40/4,997,215.34 = 2,171,126.46/x
  3. Step 3: Cross multiply
    3,621,960.40x = 4,997,215.34 × 2,171,126.46
  4. Step 4: Simplify right side
    3,621,960.40x = 10,849,586,450,991.90
  5. Step 5: Solve for x
    x = 10,849,586,450,991.90/3,621,960.40
  6. Step 6: Final answer
    x = 2,995,501.12

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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.