Home / 3,999,659.21-5,519,526.14-2,257,695.28

Finding the Fourth Proportional to 3,999,659.21, 5,519,526.14 and 2,257,695.28

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Solution

The fourth proportional to 3,999,659.21, 5,519,526.14 and 2,257,695.28 is: 3,115,617.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,659.21 : 5,519,526.14 = 2,257,695.28 : x
  2. Step 2: Convert to fraction form
    3,999,659.21/5,519,526.14 = 2,257,695.28/x
  3. Step 3: Cross multiply
    3,999,659.21x = 5,519,526.14 × 2,257,695.28
  4. Step 4: Simplify right side
    3,999,659.21x = 12,461,408,086,516.99
  5. Step 5: Solve for x
    x = 12,461,408,086,516.99/3,999,659.21
  6. Step 6: Final answer
    x = 3,115,617.46

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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.