Home / 3,124,086.78-4,681,282.70-2,166,410.28

Finding the Fourth Proportional to 3,124,086.78, 4,681,282.70 and 2,166,410.28

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Solution

The fourth proportional to 3,124,086.78, 4,681,282.70 and 2,166,410.28 is: 3,246,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,086.78 : 4,681,282.70 = 2,166,410.28 : x
  2. Step 2: Convert to fraction form
    3,124,086.78/4,681,282.70 = 2,166,410.28/x
  3. Step 3: Cross multiply
    3,124,086.78x = 4,681,282.70 × 2,166,410.28
  4. Step 4: Simplify right side
    3,124,086.78x = 10,141,578,964,866.16
  5. Step 5: Solve for x
    x = 10,141,578,964,866.16/3,124,086.78
  6. Step 6: Final answer
    x = 3,246,253.92

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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.