Home / 3,778,776.80-5,667,580.80-1,382,060.96

Finding the Fourth Proportional to 3,778,776.80, 5,667,580.80 and 1,382,060.96

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Solution

The fourth proportional to 3,778,776.80, 5,667,580.80 and 1,382,060.96 is: 2,072,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,776.80 : 5,667,580.80 = 1,382,060.96 : x
  2. Step 2: Convert to fraction form
    3,778,776.80/5,667,580.80 = 1,382,060.96/x
  3. Step 3: Cross multiply
    3,778,776.80x = 5,667,580.80 × 1,382,060.96
  4. Step 4: Simplify right side
    3,778,776.80x = 7,832,942,161,325.57
  5. Step 5: Solve for x
    x = 7,832,942,161,325.57/3,778,776.80
  6. Step 6: Final answer
    x = 2,072,877.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.