Home / 1,485,022.08-2,049,318.40-805,958.88

Finding the Fourth Proportional to 1,485,022.08, 2,049,318.40 and 805,958.88

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Solution

The fourth proportional to 1,485,022.08, 2,049,318.40 and 805,958.88 is: 1,112,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,022.08 : 2,049,318.40 = 805,958.88 : x
  2. Step 2: Convert to fraction form
    1,485,022.08/2,049,318.40 = 805,958.88/x
  3. Step 3: Cross multiply
    1,485,022.08x = 2,049,318.40 × 805,958.88
  4. Step 4: Simplify right side
    1,485,022.08x = 1,651,666,362,427.39
  5. Step 5: Solve for x
    x = 1,651,666,362,427.39/1,485,022.08
  6. Step 6: Final answer
    x = 1,112,216.70

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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.