Home / 1,448,404.20-2,172,606.30-1,113,137.10

Finding the Fourth Proportional to 1,448,404.20, 2,172,606.30 and 1,113,137.10

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Solution

The fourth proportional to 1,448,404.20, 2,172,606.30 and 1,113,137.10 is: 1,669,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,404.20 : 2,172,606.30 = 1,113,137.10 : x
  2. Step 2: Convert to fraction form
    1,448,404.20/2,172,606.30 = 1,113,137.10/x
  3. Step 3: Cross multiply
    1,448,404.20x = 2,172,606.30 × 1,113,137.10
  4. Step 4: Simplify right side
    1,448,404.20x = 2,418,408,676,223.73
  5. Step 5: Solve for x
    x = 2,418,408,676,223.73/1,448,404.20
  6. Step 6: Final answer
    x = 1,669,705.65

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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.