Home / 2,812,519.21-3,881,591.28-1,588,903.39

Finding the Fourth Proportional to 2,812,519.21, 3,881,591.28 and 1,588,903.39

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Solution

The fourth proportional to 2,812,519.21, 3,881,591.28 and 1,588,903.39 is: 2,192,864.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,519.21 : 3,881,591.28 = 1,588,903.39 : x
  2. Step 2: Convert to fraction form
    2,812,519.21/3,881,591.28 = 1,588,903.39/x
  3. Step 3: Cross multiply
    2,812,519.21x = 3,881,591.28 × 1,588,903.39
  4. Step 4: Simplify right side
    2,812,519.21x = 6,167,473,548,238.43
  5. Step 5: Solve for x
    x = 6,167,473,548,238.43/2,812,519.21
  6. Step 6: Final answer
    x = 2,192,864.51

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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.