Home / 2,142,290.08-3,210,414.48-1,183,178.08

Finding the Fourth Proportional to 2,142,290.08, 3,210,414.48 and 1,183,178.08

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Solution

The fourth proportional to 2,142,290.08, 3,210,414.48 and 1,183,178.08 is: 1,773,098.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,290.08 : 3,210,414.48 = 1,183,178.08 : x
  2. Step 2: Convert to fraction form
    2,142,290.08/3,210,414.48 = 1,183,178.08/x
  3. Step 3: Cross multiply
    2,142,290.08x = 3,210,414.48 × 1,183,178.08
  4. Step 4: Simplify right side
    2,142,290.08x = 3,798,492,040,450.60
  5. Step 5: Solve for x
    x = 3,798,492,040,450.60/2,142,290.08
  6. Step 6: Final answer
    x = 1,773,098.83

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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.