Home / 3,787,274.16-5,226,471.72-2,155,786.56

Finding the Fourth Proportional to 3,787,274.16, 5,226,471.72 and 2,155,786.56

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Solution

The fourth proportional to 3,787,274.16, 5,226,471.72 and 2,155,786.56 is: 2,975,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,274.16 : 5,226,471.72 = 2,155,786.56 : x
  2. Step 2: Convert to fraction form
    3,787,274.16/5,226,471.72 = 2,155,786.56/x
  3. Step 3: Cross multiply
    3,787,274.16x = 5,226,471.72 × 2,155,786.56
  4. Step 4: Simplify right side
    3,787,274.16x = 11,267,157,490,196.08
  5. Step 5: Solve for x
    x = 11,267,157,490,196.08/3,787,274.16
  6. Step 6: Final answer
    x = 2,975,004.45

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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.