Home / 3,581,716.40-5,372,574.60-1,217,812.40

Finding the Fourth Proportional to 3,581,716.40, 5,372,574.60 and 1,217,812.40

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Solution

The fourth proportional to 3,581,716.40, 5,372,574.60 and 1,217,812.40 is: 1,826,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,716.40 : 5,372,574.60 = 1,217,812.40 : x
  2. Step 2: Convert to fraction form
    3,581,716.40/5,372,574.60 = 1,217,812.40/x
  3. Step 3: Cross multiply
    3,581,716.40x = 5,372,574.60 × 1,217,812.40
  4. Step 4: Simplify right side
    3,581,716.40x = 6,542,787,967,805.04
  5. Step 5: Solve for x
    x = 6,542,787,967,805.04/3,581,716.40
  6. Step 6: Final answer
    x = 1,826,718.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.