Home / 2,201,021.80-3,299,612.70-854,103.40

Finding the Fourth Proportional to 2,201,021.80, 3,299,612.70 and 854,103.40

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Solution

The fourth proportional to 2,201,021.80, 3,299,612.70 and 854,103.40 is: 1,280,410.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,021.80 : 3,299,612.70 = 854,103.40 : x
  2. Step 2: Convert to fraction form
    2,201,021.80/3,299,612.70 = 854,103.40/x
  3. Step 3: Cross multiply
    2,201,021.80x = 3,299,612.70 × 854,103.40
  4. Step 4: Simplify right side
    2,201,021.80x = 2,818,210,425,753.18
  5. Step 5: Solve for x
    x = 2,818,210,425,753.18/2,201,021.80
  6. Step 6: Final answer
    x = 1,280,410.05

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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.