Home / 4,979,227.28-6,871,988.43-2,804,195.63

Finding the Fourth Proportional to 4,979,227.28, 6,871,988.43 and 2,804,195.63

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Solution

The fourth proportional to 4,979,227.28, 6,871,988.43 and 2,804,195.63 is: 3,870,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,227.28 : 6,871,988.43 = 2,804,195.63 : x
  2. Step 2: Convert to fraction form
    4,979,227.28/6,871,988.43 = 2,804,195.63/x
  3. Step 3: Cross multiply
    4,979,227.28x = 6,871,988.43 × 2,804,195.63
  4. Step 4: Simplify right side
    4,979,227.28x = 19,270,399,941,996.53
  5. Step 5: Solve for x
    x = 19,270,399,941,996.53/4,979,227.28
  6. Step 6: Final answer
    x = 3,870,158.74

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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.