Home / 2,242,110.40-3,363,165.60-821,981.95

Finding the Fourth Proportional to 2,242,110.40, 3,363,165.60 and 821,981.95

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Solution

The fourth proportional to 2,242,110.40, 3,363,165.60 and 821,981.95 is: 1,232,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,110.40 : 3,363,165.60 = 821,981.95 : x
  2. Step 2: Convert to fraction form
    2,242,110.40/3,363,165.60 = 821,981.95/x
  3. Step 3: Cross multiply
    2,242,110.40x = 3,363,165.60 × 821,981.95
  4. Step 4: Simplify right side
    2,242,110.40x = 2,764,461,418,060.92
  5. Step 5: Solve for x
    x = 2,764,461,418,060.92/2,242,110.40
  6. Step 6: Final answer
    x = 1,232,972.93

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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.