Home / 2,819,043.40-4,219,233.90-2,184,521.80

Finding the Fourth Proportional to 2,819,043.40, 4,219,233.90 and 2,184,521.80

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Solution

The fourth proportional to 2,819,043.40, 4,219,233.90 and 2,184,521.80 is: 3,269,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,043.40 : 4,219,233.90 = 2,184,521.80 : x
  2. Step 2: Convert to fraction form
    2,819,043.40/4,219,233.90 = 2,184,521.80/x
  3. Step 3: Cross multiply
    2,819,043.40x = 4,219,233.90 × 2,184,521.80
  4. Step 4: Simplify right side
    2,819,043.40x = 9,217,008,433,849.02
  5. Step 5: Solve for x
    x = 9,217,008,433,849.02/2,819,043.40
  6. Step 6: Final answer
    x = 3,269,551.80

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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.