Home / 1,761,304.91-2,430,601.12-1,072,976.73

Finding the Fourth Proportional to 1,761,304.91, 2,430,601.12 and 1,072,976.73

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Solution

The fourth proportional to 1,761,304.91, 2,430,601.12 and 1,072,976.73 is: 1,480,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,304.91 : 2,430,601.12 = 1,072,976.73 : x
  2. Step 2: Convert to fraction form
    1,761,304.91/2,430,601.12 = 1,072,976.73/x
  3. Step 3: Cross multiply
    1,761,304.91x = 2,430,601.12 × 1,072,976.73
  4. Step 4: Simplify right side
    1,761,304.91x = 2,607,978,433,898.40
  5. Step 5: Solve for x
    x = 2,607,978,433,898.40/1,761,304.91
  6. Step 6: Final answer
    x = 1,480,708.10

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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.