Home / 2,225,379.30-3,071,024.26-1,206,783.78

Finding the Fourth Proportional to 2,225,379.30, 3,071,024.26 and 1,206,783.78

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Solution

The fourth proportional to 2,225,379.30, 3,071,024.26 and 1,206,783.78 is: 1,665,362.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,379.30 : 3,071,024.26 = 1,206,783.78 : x
  2. Step 2: Convert to fraction form
    2,225,379.30/3,071,024.26 = 1,206,783.78/x
  3. Step 3: Cross multiply
    2,225,379.30x = 3,071,024.26 × 1,206,783.78
  4. Step 4: Simplify right side
    2,225,379.30x = 3,706,062,264,954.50
  5. Step 5: Solve for x
    x = 3,706,062,264,954.50/2,225,379.30
  6. Step 6: Final answer
    x = 1,665,362.06

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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.