Home / 2,163,228.20-3,239,350.98-1,298,119.22

Finding the Fourth Proportional to 2,163,228.20, 3,239,350.98 and 1,298,119.22

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Solution

The fourth proportional to 2,163,228.20, 3,239,350.98 and 1,298,119.22 is: 1,943,883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,228.20 : 3,239,350.98 = 1,298,119.22 : x
  2. Step 2: Convert to fraction form
    2,163,228.20/3,239,350.98 = 1,298,119.22/x
  3. Step 3: Cross multiply
    2,163,228.20x = 3,239,350.98 × 1,298,119.22
  4. Step 4: Simplify right side
    2,163,228.20x = 4,205,063,767,463.84
  5. Step 5: Solve for x
    x = 4,205,063,767,463.84/2,163,228.20
  6. Step 6: Final answer
    x = 1,943,883.58

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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.