Home / 3,061,328.48-4,223,219.78-1,973,949.35

Finding the Fourth Proportional to 3,061,328.48, 4,223,219.78 and 1,973,949.35

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Solution

The fourth proportional to 3,061,328.48, 4,223,219.78 and 1,973,949.35 is: 2,723,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061,328.48 : 4,223,219.78 = 1,973,949.35 : x
  2. Step 2: Convert to fraction form
    3,061,328.48/4,223,219.78 = 1,973,949.35/x
  3. Step 3: Cross multiply
    3,061,328.48x = 4,223,219.78 × 1,973,949.35
  4. Step 4: Simplify right side
    3,061,328.48x = 8,336,421,923,456.92
  5. Step 5: Solve for x
    x = 8,336,421,923,456.92/3,061,328.48
  6. Step 6: Final answer
    x = 2,723,138.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.