Home / 3,045,944.25-4,203,403.07-1,687,817.25

Finding the Fourth Proportional to 3,045,944.25, 4,203,403.07 and 1,687,817.25

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Solution

The fourth proportional to 3,045,944.25, 4,203,403.07 and 1,687,817.25 is: 2,329,187.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,944.25 : 4,203,403.07 = 1,687,817.25 : x
  2. Step 2: Convert to fraction form
    3,045,944.25/4,203,403.07 = 1,687,817.25/x
  3. Step 3: Cross multiply
    3,045,944.25x = 4,203,403.07 × 1,687,817.25
  4. Step 4: Simplify right side
    3,045,944.25x = 7,094,576,201,809.87
  5. Step 5: Solve for x
    x = 7,094,576,201,809.87/3,045,944.25
  6. Step 6: Final answer
    x = 2,329,187.81

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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.