Home / 1,485,008.76-2,049,313.50-805,945.44

Finding the Fourth Proportional to 1,485,008.76, 2,049,313.50 and 805,945.44

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Solution

The fourth proportional to 1,485,008.76, 2,049,313.50 and 805,945.44 is: 1,112,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,008.76 : 2,049,313.50 = 805,945.44 : x
  2. Step 2: Convert to fraction form
    1,485,008.76/2,049,313.50 = 805,945.44/x
  3. Step 3: Cross multiply
    1,485,008.76x = 2,049,313.50 × 805,945.44
  4. Step 4: Simplify right side
    1,485,008.76x = 1,651,634,870,455.44
  5. Step 5: Solve for x
    x = 1,651,634,870,455.44/1,485,008.76
  6. Step 6: Final answer
    x = 1,112,205.47

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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.