Home / 3,162,921.94-4,365,476.13-2,144,654.74

Finding the Fourth Proportional to 3,162,921.94, 4,365,476.13 and 2,144,654.74

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Solution

The fourth proportional to 3,162,921.94, 4,365,476.13 and 2,144,654.74 is: 2,960,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,921.94 : 4,365,476.13 = 2,144,654.74 : x
  2. Step 2: Convert to fraction form
    3,162,921.94/4,365,476.13 = 2,144,654.74/x
  3. Step 3: Cross multiply
    3,162,921.94x = 4,365,476.13 × 2,144,654.74
  4. Step 4: Simplify right side
    3,162,921.94x = 9,362,439,074,561.36
  5. Step 5: Solve for x
    x = 9,362,439,074,561.36/3,162,921.94
  6. Step 6: Final answer
    x = 2,960,060.11

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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.