Home / 2,406,424.40-3,320,865.69-1,318,738.77

Finding the Fourth Proportional to 2,406,424.40, 3,320,865.69 and 1,318,738.77

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Solution

The fourth proportional to 2,406,424.40, 3,320,865.69 and 1,318,738.77 is: 1,819,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,424.40 : 3,320,865.69 = 1,318,738.77 : x
  2. Step 2: Convert to fraction form
    2,406,424.40/3,320,865.69 = 1,318,738.77/x
  3. Step 3: Cross multiply
    2,406,424.40x = 3,320,865.69 × 1,318,738.77
  4. Step 4: Simplify right side
    2,406,424.40x = 4,379,354,335,365.80
  5. Step 5: Solve for x
    x = 4,379,354,335,365.80/2,406,424.40
  6. Step 6: Final answer
    x = 1,819,859.52

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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.