Home / 3,690,592.80-5,092,902.40-2,163,716.80

Finding the Fourth Proportional to 3,690,592.80, 5,092,902.40 and 2,163,716.80

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Solution

The fourth proportional to 3,690,592.80, 5,092,902.40 and 2,163,716.80 is: 2,985,861.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,592.80 : 5,092,902.40 = 2,163,716.80 : x
  2. Step 2: Convert to fraction form
    3,690,592.80/5,092,902.40 = 2,163,716.80/x
  3. Step 3: Cross multiply
    3,690,592.80x = 5,092,902.40 × 2,163,716.80
  4. Step 4: Simplify right side
    3,690,592.80x = 11,019,598,483,640.32
  5. Step 5: Solve for x
    x = 11,019,598,483,640.32/3,690,592.80
  6. Step 6: Final answer
    x = 2,985,861.37

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1.5x scale

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.