Home / 2,979,104.15-4,467,991.21-1,381,459.64

Finding the Fourth Proportional to 2,979,104.15, 4,467,991.21 and 1,381,459.64

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Solution

The fourth proportional to 2,979,104.15, 4,467,991.21 and 1,381,459.64 is: 2,071,881.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,104.15 : 4,467,991.21 = 1,381,459.64 : x
  2. Step 2: Convert to fraction form
    2,979,104.15/4,467,991.21 = 1,381,459.64/x
  3. Step 3: Cross multiply
    2,979,104.15x = 4,467,991.21 × 1,381,459.64
  4. Step 4: Simplify right side
    2,979,104.15x = 6,172,349,536,206.09
  5. Step 5: Solve for x
    x = 6,172,349,536,206.09/2,979,104.15
  6. Step 6: Final answer
    x = 2,071,881.09

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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.