Home / 2,848,786.88-3,931,326.80-1,559,709.12

Finding the Fourth Proportional to 2,848,786.88, 3,931,326.80 and 1,559,709.12

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Solution

The fourth proportional to 2,848,786.88, 3,931,326.80 and 1,559,709.12 is: 2,152,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,786.88 : 3,931,326.80 = 1,559,709.12 : x
  2. Step 2: Convert to fraction form
    2,848,786.88/3,931,326.80 = 1,559,709.12/x
  3. Step 3: Cross multiply
    2,848,786.88x = 3,931,326.80 × 1,559,709.12
  4. Step 4: Simplify right side
    2,848,786.88x = 6,131,726,263,660.42
  5. Step 5: Solve for x
    x = 6,131,726,263,660.42/2,848,786.88
  6. Step 6: Final answer
    x = 2,152,399.08

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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.