Home / 1,363,086.60-2,040,693.30-831,645.60

Finding the Fourth Proportional to 1,363,086.60, 2,040,693.30 and 831,645.60

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Solution

The fourth proportional to 1,363,086.60, 2,040,693.30 and 831,645.60 is: 1,245,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,086.60 : 2,040,693.30 = 831,645.60 : x
  2. Step 2: Convert to fraction form
    1,363,086.60/2,040,693.30 = 831,645.60/x
  3. Step 3: Cross multiply
    1,363,086.60x = 2,040,693.30 × 831,645.60
  4. Step 4: Simplify right side
    1,363,086.60x = 1,697,133,603,894.48
  5. Step 5: Solve for x
    x = 1,697,133,603,894.48/1,363,086.60
  6. Step 6: Final answer
    x = 1,245,066.60

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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.