Home / 3,787,145.28-5,680,834.56-1,656,132.48

Finding the Fourth Proportional to 3,787,145.28, 5,680,834.56 and 1,656,132.48

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Solution

The fourth proportional to 3,787,145.28, 5,680,834.56 and 1,656,132.48 is: 2,484,249.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,145.28 : 5,680,834.56 = 1,656,132.48 : x
  2. Step 2: Convert to fraction form
    3,787,145.28/5,680,834.56 = 1,656,132.48/x
  3. Step 3: Cross multiply
    3,787,145.28x = 5,680,834.56 × 1,656,132.48
  4. Step 4: Simplify right side
    3,787,145.28x = 9,408,214,628,322.51
  5. Step 5: Solve for x
    x = 9,408,214,628,322.51/3,787,145.28
  6. Step 6: Final answer
    x = 2,484,249.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.