Home / 3,664,238.84-5,055,892.37-2,115,473.68

Finding the Fourth Proportional to 3,664,238.84, 5,055,892.37 and 2,115,473.68

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Solution

The fourth proportional to 3,664,238.84, 5,055,892.37 and 2,115,473.68 is: 2,918,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664,238.84 : 5,055,892.37 = 2,115,473.68 : x
  2. Step 2: Convert to fraction form
    3,664,238.84/5,055,892.37 = 2,115,473.68/x
  3. Step 3: Cross multiply
    3,664,238.84x = 5,055,892.37 × 2,115,473.68
  4. Step 4: Simplify right side
    3,664,238.84x = 10,695,607,212,368.36
  5. Step 5: Solve for x
    x = 10,695,607,212,368.36/3,664,238.84
  6. Step 6: Final answer
    x = 2,918,916.50

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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.