Home / 1,173,479.94-1,619,346.33-720,683.46

Finding the Fourth Proportional to 1,173,479.94, 1,619,346.33 and 720,683.46

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Solution

The fourth proportional to 1,173,479.94, 1,619,346.33 and 720,683.46 is: 994,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,479.94 : 1,619,346.33 = 720,683.46 : x
  2. Step 2: Convert to fraction form
    1,173,479.94/1,619,346.33 = 720,683.46/x
  3. Step 3: Cross multiply
    1,173,479.94x = 1,619,346.33 × 720,683.46
  4. Step 4: Simplify right side
    1,173,479.94x = 1,167,036,116,042.70
  5. Step 5: Solve for x
    x = 1,167,036,116,042.70/1,173,479.94
  6. Step 6: Final answer
    x = 994,508.79

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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.