Home / 2,888,072.08-3,985,540.44-1,581,406.76

Finding the Fourth Proportional to 2,888,072.08, 3,985,540.44 and 1,581,406.76

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Solution

The fourth proportional to 2,888,072.08, 3,985,540.44 and 1,581,406.76 is: 2,182,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,072.08 : 3,985,540.44 = 1,581,406.76 : x
  2. Step 2: Convert to fraction form
    2,888,072.08/3,985,540.44 = 1,581,406.76/x
  3. Step 3: Cross multiply
    2,888,072.08x = 3,985,540.44 × 1,581,406.76
  4. Step 4: Simplify right side
    2,888,072.08x = 6,302,760,586,162.34
  5. Step 5: Solve for x
    x = 6,302,760,586,162.34/2,888,072.08
  6. Step 6: Final answer
    x = 2,182,341.86

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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.