Home / 1,043,782.49-1,563,015.85-687,717.02

Finding the Fourth Proportional to 1,043,782.49, 1,563,015.85 and 687,717.02

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Solution

The fourth proportional to 1,043,782.49, 1,563,015.85 and 687,717.02 is: 1,029,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,782.49 : 1,563,015.85 = 687,717.02 : x
  2. Step 2: Convert to fraction form
    1,043,782.49/1,563,015.85 = 687,717.02/x
  3. Step 3: Cross multiply
    1,043,782.49x = 1,563,015.85 × 687,717.02
  4. Step 4: Simplify right side
    1,043,782.49x = 1,074,912,604,763.01
  5. Step 5: Solve for x
    x = 1,074,912,604,763.01/1,043,782.49
  6. Step 6: Final answer
    x = 1,029,824.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.