Home / 1,107,540.08-1,661,362.86-538,242.92

Finding the Fourth Proportional to 1,107,540.08, 1,661,362.86 and 538,242.92

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Solution

The fourth proportional to 1,107,540.08, 1,661,362.86 and 538,242.92 is: 807,390.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,540.08 : 1,661,362.86 = 538,242.92 : x
  2. Step 2: Convert to fraction form
    1,107,540.08/1,661,362.86 = 538,242.92/x
  3. Step 3: Cross multiply
    1,107,540.08x = 1,661,362.86 × 538,242.92
  4. Step 4: Simplify right side
    1,107,540.08x = 894,216,796,945.95
  5. Step 5: Solve for x
    x = 894,216,796,945.95/1,107,540.08
  6. Step 6: Final answer
    x = 807,390.01

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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.