Home / 2,224,671.20-3,337,006.80-1,213,402.40

Finding the Fourth Proportional to 2,224,671.20, 3,337,006.80 and 1,213,402.40

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Solution

The fourth proportional to 2,224,671.20, 3,337,006.80 and 1,213,402.40 is: 1,820,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224,671.20 : 3,337,006.80 = 1,213,402.40 : x
  2. Step 2: Convert to fraction form
    2,224,671.20/3,337,006.80 = 1,213,402.40/x
  3. Step 3: Cross multiply
    2,224,671.20x = 3,337,006.80 × 1,213,402.40
  4. Step 4: Simplify right side
    2,224,671.20x = 4,049,132,059,936.32
  5. Step 5: Solve for x
    x = 4,049,132,059,936.32/2,224,671.20
  6. Step 6: Final answer
    x = 1,820,103.60

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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.