Home / 3,777,899.12-5,213,622.81-2,146,276.83

Finding the Fourth Proportional to 3,777,899.12, 5,213,622.81 and 2,146,276.83

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Solution

The fourth proportional to 3,777,899.12, 5,213,622.81 and 2,146,276.83 is: 2,961,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777,899.12 : 5,213,622.81 = 2,146,276.83 : x
  2. Step 2: Convert to fraction form
    3,777,899.12/5,213,622.81 = 2,146,276.83/x
  3. Step 3: Cross multiply
    3,777,899.12x = 5,213,622.81 × 2,146,276.83
  4. Step 4: Simplify right side
    3,777,899.12x = 11,189,877,837,462.49
  5. Step 5: Solve for x
    x = 11,189,877,837,462.49/3,777,899.12
  6. Step 6: Final answer
    x = 2,961,931.35

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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.