Home / 1,212,403-1,673,690.02-702,919.48

Finding the Fourth Proportional to 1,212,403, 1,673,690.02 and 702,919.48

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Solution

The fourth proportional to 1,212,403, 1,673,690.02 and 702,919.48 is: 970,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,403 : 1,673,690.02 = 702,919.48 : x
  2. Step 2: Convert to fraction form
    1,212,403/1,673,690.02 = 702,919.48/x
  3. Step 3: Cross multiply
    1,212,403x = 1,673,690.02 × 702,919.48
  4. Step 4: Simplify right side
    1,212,403x = 1,176,469,318,539.59
  5. Step 5: Solve for x
    x = 1,176,469,318,539.59/1,212,403
  6. Step 6: Final answer
    x = 970,361.60

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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.