Home / 3,210,784.56-4,813,163.64-1,079,378.10

Finding the Fourth Proportional to 3,210,784.56, 4,813,163.64 and 1,079,378.10

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Solution

The fourth proportional to 3,210,784.56, 4,813,163.64 and 1,079,378.10 is: 1,618,054.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,784.56 : 4,813,163.64 = 1,079,378.10 : x
  2. Step 2: Convert to fraction form
    3,210,784.56/4,813,163.64 = 1,079,378.10/x
  3. Step 3: Cross multiply
    3,210,784.56x = 4,813,163.64 × 1,079,378.10
  4. Step 4: Simplify right side
    3,210,784.56x = 5,195,223,424,732.28
  5. Step 5: Solve for x
    x = 5,195,223,424,732.28/3,210,784.56
  6. Step 6: Final answer
    x = 1,618,054.19

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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.