Home / 3,664,218.48-5,490,722.79-1,958,604.72

Finding the Fourth Proportional to 3,664,218.48, 5,490,722.79 and 1,958,604.72

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Solution

The fourth proportional to 3,664,218.48, 5,490,722.79 and 1,958,604.72 is: 2,934,911.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664,218.48 : 5,490,722.79 = 1,958,604.72 : x
  2. Step 2: Convert to fraction form
    3,664,218.48/5,490,722.79 = 1,958,604.72/x
  3. Step 3: Cross multiply
    3,664,218.48x = 5,490,722.79 × 1,958,604.72
  4. Step 4: Simplify right side
    3,664,218.48x = 10,754,155,572,705.57
  5. Step 5: Solve for x
    x = 10,754,155,572,705.57/3,664,218.48
  6. Step 6: Final answer
    x = 2,934,911.12

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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.