Home / 2,787,973.38-3,847,469.59-1,564,369.42

Finding the Fourth Proportional to 2,787,973.38, 3,847,469.59 and 1,564,369.42

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Solution

The fourth proportional to 2,787,973.38, 3,847,469.59 and 1,564,369.42 is: 2,158,867.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,973.38 : 3,847,469.59 = 1,564,369.42 : x
  2. Step 2: Convert to fraction form
    2,787,973.38/3,847,469.59 = 1,564,369.42/x
  3. Step 3: Cross multiply
    2,787,973.38x = 3,847,469.59 × 1,564,369.42
  4. Step 4: Simplify right side
    2,787,973.38x = 6,018,863,757,595.14
  5. Step 5: Solve for x
    x = 6,018,863,757,595.14/2,787,973.38
  6. Step 6: Final answer
    x = 2,158,867.01

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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.