Home / 1,314,856.74-1,814,530.62-726,154.34

Finding the Fourth Proportional to 1,314,856.74, 1,814,530.62 and 726,154.34

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Solution

The fourth proportional to 1,314,856.74, 1,814,530.62 and 726,154.34 is: 1,002,108.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,856.74 : 1,814,530.62 = 726,154.34 : x
  2. Step 2: Convert to fraction form
    1,314,856.74/1,814,530.62 = 726,154.34/x
  3. Step 3: Cross multiply
    1,314,856.74x = 1,814,530.62 × 726,154.34
  4. Step 4: Simplify right side
    1,314,856.74x = 1,317,629,284,775.89
  5. Step 5: Solve for x
    x = 1,317,629,284,775.89/1,314,856.74
  6. Step 6: Final answer
    x = 1,002,108.63

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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.