Home / 1,223,207.70-1,834,811.55-718,010.70

Finding the Fourth Proportional to 1,223,207.70, 1,834,811.55 and 718,010.70

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Solution

The fourth proportional to 1,223,207.70, 1,834,811.55 and 718,010.70 is: 1,077,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,207.70 : 1,834,811.55 = 718,010.70 : x
  2. Step 2: Convert to fraction form
    1,223,207.70/1,834,811.55 = 718,010.70/x
  3. Step 3: Cross multiply
    1,223,207.70x = 1,834,811.55 × 718,010.70
  4. Step 4: Simplify right side
    1,223,207.70x = 1,317,414,325,383.59
  5. Step 5: Solve for x
    x = 1,317,414,325,383.59/1,223,207.70
  6. Step 6: Final answer
    x = 1,077,016.05

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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.