Home / 4,869,691.94-6,720,546.58-2,805,345.38

Finding the Fourth Proportional to 4,869,691.94, 6,720,546.58 and 2,805,345.38

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Solution

The fourth proportional to 4,869,691.94, 6,720,546.58 and 2,805,345.38 is: 3,871,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869,691.94 : 6,720,546.58 = 2,805,345.38 : x
  2. Step 2: Convert to fraction form
    4,869,691.94/6,720,546.58 = 2,805,345.38/x
  3. Step 3: Cross multiply
    4,869,691.94x = 6,720,546.58 × 2,805,345.38
  4. Step 4: Simplify right side
    4,869,691.94x = 18,853,454,299,277.80
  5. Step 5: Solve for x
    x = 18,853,454,299,277.80/4,869,691.94
  6. Step 6: Final answer
    x = 3,871,590.76

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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.