Home / 2,136,238.35-3,202,143.12-1,335,681.51

Finding the Fourth Proportional to 2,136,238.35, 3,202,143.12 and 1,335,681.51

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Solution

The fourth proportional to 2,136,238.35, 3,202,143.12 and 1,335,681.51 is: 2,002,137.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,238.35 : 3,202,143.12 = 1,335,681.51 : x
  2. Step 2: Convert to fraction form
    2,136,238.35/3,202,143.12 = 1,335,681.51/x
  3. Step 3: Cross multiply
    2,136,238.35x = 3,202,143.12 × 1,335,681.51
  4. Step 4: Simplify right side
    2,136,238.35x = 4,277,043,357,757.71
  5. Step 5: Solve for x
    x = 4,277,043,357,757.71/2,136,238.35
  6. Step 6: Final answer
    x = 2,002,137.71

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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.