Home / 3,512,069.40-5,272,040.70-2,716,876.20

Finding the Fourth Proportional to 3,512,069.40, 5,272,040.70 and 2,716,876.20

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Solution

The fourth proportional to 3,512,069.40, 5,272,040.70 and 2,716,876.20 is: 4,078,359.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,069.40 : 5,272,040.70 = 2,716,876.20 : x
  2. Step 2: Convert to fraction form
    3,512,069.40/5,272,040.70 = 2,716,876.20/x
  3. Step 3: Cross multiply
    3,512,069.40x = 5,272,040.70 × 2,716,876.20
  4. Step 4: Simplify right side
    3,512,069.40x = 14,323,481,903,261.34
  5. Step 5: Solve for x
    x = 14,323,481,903,261.34/3,512,069.40
  6. Step 6: Final answer
    x = 4,078,359.59

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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.