Home / 3,785,207.72-5,676,416.22-2,977,173.32

Finding the Fourth Proportional to 3,785,207.72, 5,676,416.22 and 2,977,173.32

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Solution

The fourth proportional to 3,785,207.72, 5,676,416.22 and 2,977,173.32 is: 4,464,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,207.72 : 5,676,416.22 = 2,977,173.32 : x
  2. Step 2: Convert to fraction form
    3,785,207.72/5,676,416.22 = 2,977,173.32/x
  3. Step 3: Cross multiply
    3,785,207.72x = 5,676,416.22 × 2,977,173.32
  4. Step 4: Simplify right side
    3,785,207.72x = 16,899,674,923,399.25
  5. Step 5: Solve for x
    x = 16,899,674,923,399.25/3,785,207.72
  6. Step 6: Final answer
    x = 4,464,662.49

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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.