Home / 3,617,815.84-5,426,839.32-1,819,717.36

Finding the Fourth Proportional to 3,617,815.84, 5,426,839.32 and 1,819,717.36

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Solution

The fourth proportional to 3,617,815.84, 5,426,839.32 and 1,819,717.36 is: 2,729,634.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,815.84 : 5,426,839.32 = 1,819,717.36 : x
  2. Step 2: Convert to fraction form
    3,617,815.84/5,426,839.32 = 1,819,717.36/x
  3. Step 3: Cross multiply
    3,617,815.84x = 5,426,839.32 × 1,819,717.36
  4. Step 4: Simplify right side
    3,617,815.84x = 9,875,313,720,534.60
  5. Step 5: Solve for x
    x = 9,875,313,720,534.60/3,617,815.84
  6. Step 6: Final answer
    x = 2,729,634.17

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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.