Home / 3,915,214.52-5,403,645.84-2,283,621.88

Finding the Fourth Proportional to 3,915,214.52, 5,403,645.84 and 2,283,621.88

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Solution

The fourth proportional to 3,915,214.52, 5,403,645.84 and 2,283,621.88 is: 3,151,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,214.52 : 5,403,645.84 = 2,283,621.88 : x
  2. Step 2: Convert to fraction form
    3,915,214.52/5,403,645.84 = 2,283,621.88/x
  3. Step 3: Cross multiply
    3,915,214.52x = 5,403,645.84 × 2,283,621.88
  4. Step 4: Simplify right side
    3,915,214.52x = 12,339,883,871,994.98
  5. Step 5: Solve for x
    x = 12,339,883,871,994.98/3,915,214.52
  6. Step 6: Final answer
    x = 3,151,777.20

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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.