Home / 2,969,720.76-4,098,214.56-1,611,593.76

Finding the Fourth Proportional to 2,969,720.76, 4,098,214.56 and 1,611,593.76

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Solution

The fourth proportional to 2,969,720.76, 4,098,214.56 and 1,611,593.76 is: 2,223,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,720.76 : 4,098,214.56 = 1,611,593.76 : x
  2. Step 2: Convert to fraction form
    2,969,720.76/4,098,214.56 = 1,611,593.76/x
  3. Step 3: Cross multiply
    2,969,720.76x = 4,098,214.56 × 1,611,593.76
  4. Step 4: Simplify right side
    2,969,720.76x = 6,604,657,012,037.15
  5. Step 5: Solve for x
    x = 6,604,657,012,037.15/2,969,720.76
  6. Step 6: Final answer
    x = 2,223,999.34

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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.