Home / 3,889,571.84-5,368,150.14-2,170,803.06

Finding the Fourth Proportional to 3,889,571.84, 5,368,150.14 and 2,170,803.06

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Solution

The fourth proportional to 3,889,571.84, 5,368,150.14 and 2,170,803.06 is: 2,996,010.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,571.84 : 5,368,150.14 = 2,170,803.06 : x
  2. Step 2: Convert to fraction form
    3,889,571.84/5,368,150.14 = 2,170,803.06/x
  3. Step 3: Cross multiply
    3,889,571.84x = 5,368,150.14 × 2,170,803.06
  4. Step 4: Simplify right side
    3,889,571.84x = 11,653,196,750,451.43
  5. Step 5: Solve for x
    x = 11,653,196,750,451.43/3,889,571.84
  6. Step 6: Final answer
    x = 2,996,010.16

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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.