Home / 4,870,162.30-7,305,243.45-1,275,922.30

Finding the Fourth Proportional to 4,870,162.30, 7,305,243.45 and 1,275,922.30

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Solution

The fourth proportional to 4,870,162.30, 7,305,243.45 and 1,275,922.30 is: 1,913,883.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,162.30 : 7,305,243.45 = 1,275,922.30 : x
  2. Step 2: Convert to fraction form
    4,870,162.30/7,305,243.45 = 1,275,922.30/x
  3. Step 3: Cross multiply
    4,870,162.30x = 7,305,243.45 × 1,275,922.30
  4. Step 4: Simplify right side
    4,870,162.30x = 9,320,923,024,783.94
  5. Step 5: Solve for x
    x = 9,320,923,024,783.94/4,870,162.30
  6. Step 6: Final answer
    x = 1,913,883.45

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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.