Home / 2,760,505.80-3,809,588.81-1,520,248.38

Finding the Fourth Proportional to 2,760,505.80, 3,809,588.81 and 1,520,248.38

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Solution

The fourth proportional to 2,760,505.80, 3,809,588.81 and 1,520,248.38 is: 2,097,992.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,505.80 : 3,809,588.81 = 1,520,248.38 : x
  2. Step 2: Convert to fraction form
    2,760,505.80/3,809,588.81 = 1,520,248.38/x
  3. Step 3: Cross multiply
    2,760,505.80x = 3,809,588.81 × 1,520,248.38
  4. Step 4: Simplify right side
    2,760,505.80x = 5,791,521,209,267.39
  5. Step 5: Solve for x
    x = 5,791,521,209,267.39/2,760,505.80
  6. Step 6: Final answer
    x = 2,097,992.77

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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.