Home / 2,471,716.80-3,705,501.60-1,289,764.80

Finding the Fourth Proportional to 2,471,716.80, 3,705,501.60 and 1,289,764.80

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Solution

The fourth proportional to 2,471,716.80, 3,705,501.60 and 1,289,764.80 is: 1,933,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,716.80 : 3,705,501.60 = 1,289,764.80 : x
  2. Step 2: Convert to fraction form
    2,471,716.80/3,705,501.60 = 1,289,764.80/x
  3. Step 3: Cross multiply
    2,471,716.80x = 3,705,501.60 × 1,289,764.80
  4. Step 4: Simplify right side
    2,471,716.80x = 4,779,225,530,023.68
  5. Step 5: Solve for x
    x = 4,779,225,530,023.68/2,471,716.80
  6. Step 6: Final answer
    x = 1,933,565.18

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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.