Home / 2,406,190-3,320,543-1,318,452.74

Finding the Fourth Proportional to 2,406,190, 3,320,543 and 1,318,452.74

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Solution

The fourth proportional to 2,406,190, 3,320,543 and 1,318,452.74 is: 1,819,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,190 : 3,320,543 = 1,318,452.74 : x
  2. Step 2: Convert to fraction form
    2,406,190/3,320,543 = 1,318,452.74/x
  3. Step 3: Cross multiply
    2,406,190x = 3,320,543 × 1,318,452.74
  4. Step 4: Simplify right side
    2,406,190x = 4,377,979,016,637.82
  5. Step 5: Solve for x
    x = 4,377,979,016,637.82/2,406,190
  6. Step 6: Final answer
    x = 1,819,465.22

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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.