Home / 2,848,377.45-3,930,771.51-1,559,337.78

Finding the Fourth Proportional to 2,848,377.45, 3,930,771.51 and 1,559,337.78

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Solution

The fourth proportional to 2,848,377.45, 3,930,771.51 and 1,559,337.78 is: 2,151,891.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,377.45 : 3,930,771.51 = 1,559,337.78 : x
  2. Step 2: Convert to fraction form
    2,848,377.45/3,930,771.51 = 1,559,337.78/x
  3. Step 3: Cross multiply
    2,848,377.45x = 3,930,771.51 × 1,559,337.78
  4. Step 4: Simplify right side
    2,848,377.45x = 6,129,400,534,831.04
  5. Step 5: Solve for x
    x = 6,129,400,534,831.04/2,848,377.45
  6. Step 6: Final answer
    x = 2,151,891.96

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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.