Home / 1,229,773.87-1,840,877.39-802,389.43

Finding the Fourth Proportional to 1,229,773.87, 1,840,877.39 and 802,389.43

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Solution

The fourth proportional to 1,229,773.87, 1,840,877.39 and 802,389.43 is: 1,201,115.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,773.87 : 1,840,877.39 = 802,389.43 : x
  2. Step 2: Convert to fraction form
    1,229,773.87/1,840,877.39 = 802,389.43/x
  3. Step 3: Cross multiply
    1,229,773.87x = 1,840,877.39 × 802,389.43
  4. Step 4: Simplify right side
    1,229,773.87x = 1,477,100,557,065.77
  5. Step 5: Solve for x
    x = 1,477,100,557,065.77/1,229,773.87
  6. Step 6: Final answer
    x = 1,201,115.58

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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.