Home / 2,870,355.20-4,305,532.80-875,811.20

Finding the Fourth Proportional to 2,870,355.20, 4,305,532.80 and 875,811.20

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Solution

The fourth proportional to 2,870,355.20, 4,305,532.80 and 875,811.20 is: 1,313,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,355.20 : 4,305,532.80 = 875,811.20 : x
  2. Step 2: Convert to fraction form
    2,870,355.20/4,305,532.80 = 875,811.20/x
  3. Step 3: Cross multiply
    2,870,355.20x = 4,305,532.80 × 875,811.20
  4. Step 4: Simplify right side
    2,870,355.20x = 3,770,833,848,207.36
  5. Step 5: Solve for x
    x = 3,770,833,848,207.36/2,870,355.20
  6. Step 6: Final answer
    x = 1,313,716.80

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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.