Home / 4,747,509.60-7,120,518.78-1,508,620.83

Finding the Fourth Proportional to 4,747,509.60, 7,120,518.78 and 1,508,620.83

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Solution

The fourth proportional to 4,747,509.60, 7,120,518.78 and 1,508,620.83 is: 2,262,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,509.60 : 7,120,518.78 = 1,508,620.83 : x
  2. Step 2: Convert to fraction form
    4,747,509.60/7,120,518.78 = 1,508,620.83/x
  3. Step 3: Cross multiply
    4,747,509.60x = 7,120,518.78 × 1,508,620.83
  4. Step 4: Simplify right side
    4,747,509.60x = 10,742,162,951,914.19
  5. Step 5: Solve for x
    x = 10,742,162,951,914.19/4,747,509.60
  6. Step 6: Final answer
    x = 2,262,694.31

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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.