Home / 2,917,856.72-4,027,314.12-1,711,021.52

Finding the Fourth Proportional to 2,917,856.72, 4,027,314.12 and 1,711,021.52

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Solution

The fourth proportional to 2,917,856.72, 4,027,314.12 and 1,711,021.52 is: 2,361,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,856.72 : 4,027,314.12 = 1,711,021.52 : x
  2. Step 2: Convert to fraction form
    2,917,856.72/4,027,314.12 = 1,711,021.52/x
  3. Step 3: Cross multiply
    2,917,856.72x = 4,027,314.12 × 1,711,021.52
  4. Step 4: Simplify right side
    2,917,856.72x = 6,890,821,127,119.86
  5. Step 5: Solve for x
    x = 6,890,821,127,119.86/2,917,856.72
  6. Step 6: Final answer
    x = 2,361,603.67

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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.