Home / 1,114,936.08-1,538,827.44-727,078.20

Finding the Fourth Proportional to 1,114,936.08, 1,538,827.44 and 727,078.20

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Solution

The fourth proportional to 1,114,936.08, 1,538,827.44 and 727,078.20 is: 1,003,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,936.08 : 1,538,827.44 = 727,078.20 : x
  2. Step 2: Convert to fraction form
    1,114,936.08/1,538,827.44 = 727,078.20/x
  3. Step 3: Cross multiply
    1,114,936.08x = 1,538,827.44 × 727,078.20
  4. Step 4: Simplify right side
    1,114,936.08x = 1,118,847,885,185.81
  5. Step 5: Solve for x
    x = 1,118,847,885,185.81/1,114,936.08
  6. Step 6: Final answer
    x = 1,003,508.55

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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.