Home / 2,892,405.11-4,340,567.75-1,186,856.73

Finding the Fourth Proportional to 2,892,405.11, 4,340,567.75 and 1,186,856.73

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Solution

The fourth proportional to 2,892,405.11, 4,340,567.75 and 1,186,856.73 is: 1,781,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,405.11 : 4,340,567.75 = 1,186,856.73 : x
  2. Step 2: Convert to fraction form
    2,892,405.11/4,340,567.75 = 1,186,856.73/x
  3. Step 3: Cross multiply
    2,892,405.11x = 4,340,567.75 × 1,186,856.73
  4. Step 4: Simplify right side
    2,892,405.11x = 5,151,632,040,174.17
  5. Step 5: Solve for x
    x = 5,151,632,040,174.17/2,892,405.11
  6. Step 6: Final answer
    x = 1,781,089.39

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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.