Home / 3,398,619.87-4,690,543.29-2,040,580.35

Finding the Fourth Proportional to 3,398,619.87, 4,690,543.29 and 2,040,580.35

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Solution

The fourth proportional to 3,398,619.87, 4,690,543.29 and 2,040,580.35 is: 2,816,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,619.87 : 4,690,543.29 = 2,040,580.35 : x
  2. Step 2: Convert to fraction form
    3,398,619.87/4,690,543.29 = 2,040,580.35/x
  3. Step 3: Cross multiply
    3,398,619.87x = 4,690,543.29 × 2,040,580.35
  4. Step 4: Simplify right side
    3,398,619.87x = 9,571,430,468,398.35
  5. Step 5: Solve for x
    x = 9,571,430,468,398.35/3,398,619.87
  6. Step 6: Final answer
    x = 2,816,269.79

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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.