Home / 2,898,577.91-3,999,661.03-1,609,169.19

Finding the Fourth Proportional to 2,898,577.91, 3,999,661.03 and 1,609,169.19

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Solution

The fourth proportional to 2,898,577.91, 3,999,661.03 and 1,609,169.19 is: 2,220,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,577.91 : 3,999,661.03 = 1,609,169.19 : x
  2. Step 2: Convert to fraction form
    2,898,577.91/3,999,661.03 = 1,609,169.19/x
  3. Step 3: Cross multiply
    2,898,577.91x = 3,999,661.03 × 1,609,169.19
  4. Step 4: Simplify right side
    2,898,577.91x = 6,436,131,286,932.40
  5. Step 5: Solve for x
    x = 6,436,131,286,932.40/2,898,577.91
  6. Step 6: Final answer
    x = 2,220,444.47

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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.