Home / 1,192,434.08-1,645,016.20-708,724.32

Finding the Fourth Proportional to 1,192,434.08, 1,645,016.20 and 708,724.32

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Solution

The fourth proportional to 1,192,434.08, 1,645,016.20 and 708,724.32 is: 977,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,434.08 : 1,645,016.20 = 708,724.32 : x
  2. Step 2: Convert to fraction form
    1,192,434.08/1,645,016.20 = 708,724.32/x
  3. Step 3: Cross multiply
    1,192,434.08x = 1,645,016.20 × 708,724.32
  4. Step 4: Simplify right side
    1,192,434.08x = 1,165,862,987,733.98
  5. Step 5: Solve for x
    x = 1,165,862,987,733.98/1,192,434.08
  6. Step 6: Final answer
    x = 977,716.93

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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.