Home / 1,494,947.70-2,062,310.24-978,474.22

Finding the Fourth Proportional to 1,494,947.70, 2,062,310.24 and 978,474.22

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Solution

The fourth proportional to 1,494,947.70, 2,062,310.24 and 978,474.22 is: 1,349,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,947.70 : 2,062,310.24 = 978,474.22 : x
  2. Step 2: Convert to fraction form
    1,494,947.70/2,062,310.24 = 978,474.22/x
  3. Step 3: Cross multiply
    1,494,947.70x = 2,062,310.24 × 978,474.22
  4. Step 4: Simplify right side
    1,494,947.70x = 2,017,917,403,482.01
  5. Step 5: Solve for x
    x = 2,017,917,403,482.01/1,494,947.70
  6. Step 6: Final answer
    x = 1,349,824.75

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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.