Home / 3,122,759.72-4,308,845.82-1,746,130.70

Finding the Fourth Proportional to 3,122,759.72, 4,308,845.82 and 1,746,130.70

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Solution

The fourth proportional to 3,122,759.72, 4,308,845.82 and 1,746,130.70 is: 2,409,345.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,759.72 : 4,308,845.82 = 1,746,130.70 : x
  2. Step 2: Convert to fraction form
    3,122,759.72/4,308,845.82 = 1,746,130.70/x
  3. Step 3: Cross multiply
    3,122,759.72x = 4,308,845.82 × 1,746,130.70
  4. Step 4: Simplify right side
    3,122,759.72x = 7,523,807,967,868.68
  5. Step 5: Solve for x
    x = 7,523,807,967,868.68/3,122,759.72
  6. Step 6: Final answer
    x = 2,409,345.78

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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.