Home / 1,807,801.75-2,494,759.51-992,019.07

Finding the Fourth Proportional to 1,807,801.75, 2,494,759.51 and 992,019.07

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Solution

The fourth proportional to 1,807,801.75, 2,494,759.51 and 992,019.07 is: 1,368,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,801.75 : 2,494,759.51 = 992,019.07 : x
  2. Step 2: Convert to fraction form
    1,807,801.75/2,494,759.51 = 992,019.07/x
  3. Step 3: Cross multiply
    1,807,801.75x = 2,494,759.51 × 992,019.07
  4. Step 4: Simplify right side
    1,807,801.75x = 2,474,848,991,549.96
  5. Step 5: Solve for x
    x = 2,474,848,991,549.96/1,807,801.75
  6. Step 6: Final answer
    x = 1,368,982.52

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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.