Home / 2,182,797.32-3,011,860.44-1,215,903.56

Finding the Fourth Proportional to 2,182,797.32, 3,011,860.44 and 1,215,903.56

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Solution

The fourth proportional to 2,182,797.32, 3,011,860.44 and 1,215,903.56 is: 1,677,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,797.32 : 3,011,860.44 = 1,215,903.56 : x
  2. Step 2: Convert to fraction form
    2,182,797.32/3,011,860.44 = 1,215,903.56/x
  3. Step 3: Cross multiply
    2,182,797.32x = 3,011,860.44 × 1,215,903.56
  4. Step 4: Simplify right side
    2,182,797.32x = 3,662,131,831,219.17
  5. Step 5: Solve for x
    x = 3,662,131,831,219.17/2,182,797.32
  6. Step 6: Final answer
    x = 1,677,724.17

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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.