Home / 1,365,371.06-2,047,382.61-418,513.46

Finding the Fourth Proportional to 1,365,371.06, 2,047,382.61 and 418,513.46

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Solution

The fourth proportional to 1,365,371.06, 2,047,382.61 and 418,513.46 is: 627,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,371.06 : 2,047,382.61 = 418,513.46 : x
  2. Step 2: Convert to fraction form
    1,365,371.06/2,047,382.61 = 418,513.46/x
  3. Step 3: Cross multiply
    1,365,371.06x = 2,047,382.61 × 418,513.46
  4. Step 4: Simplify right side
    1,365,371.06x = 856,857,180,054.93
  5. Step 5: Solve for x
    x = 856,857,180,054.93/1,365,371.06
  6. Step 6: Final answer
    x = 627,563.60

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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.