Home / 5,222,772.12-7,833,255.30-1,384,619.88

Finding the Fourth Proportional to 5,222,772.12, 7,833,255.30 and 1,384,619.88

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Solution

The fourth proportional to 5,222,772.12, 7,833,255.30 and 1,384,619.88 is: 2,076,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,772.12 : 7,833,255.30 = 1,384,619.88 : x
  2. Step 2: Convert to fraction form
    5,222,772.12/7,833,255.30 = 1,384,619.88/x
  3. Step 3: Cross multiply
    5,222,772.12x = 7,833,255.30 × 1,384,619.88
  4. Step 4: Simplify right side
    5,222,772.12x = 10,846,081,013,495.36
  5. Step 5: Solve for x
    x = 10,846,081,013,495.36/5,222,772.12
  6. Step 6: Final answer
    x = 2,076,690.46

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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.