Home / 2,406,191-3,320,544.38-1,318,453.74

Finding the Fourth Proportional to 2,406,191, 3,320,544.38 and 1,318,453.74

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Solution

The fourth proportional to 2,406,191, 3,320,544.38 and 1,318,453.74 is: 1,819,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,191 : 3,320,544.38 = 1,318,453.74 : x
  2. Step 2: Convert to fraction form
    2,406,191/3,320,544.38 = 1,318,453.74/x
  3. Step 3: Cross multiply
    2,406,191x = 3,320,544.38 × 1,318,453.74
  4. Step 4: Simplify right side
    2,406,191x = 4,377,984,156,646.98
  5. Step 5: Solve for x
    x = 4,377,984,156,646.98/2,406,191
  6. Step 6: Final answer
    x = 1,819,466.60

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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.