Home / 1,815,473.60-2,505,254.40-999,522.37

Finding the Fourth Proportional to 1,815,473.60, 2,505,254.40 and 999,522.37

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Solution

The fourth proportional to 1,815,473.60, 2,505,254.40 and 999,522.37 is: 1,379,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,473.60 : 2,505,254.40 = 999,522.37 : x
  2. Step 2: Convert to fraction form
    1,815,473.60/2,505,254.40 = 999,522.37/x
  3. Step 3: Cross multiply
    1,815,473.60x = 2,505,254.40 × 999,522.37
  4. Step 4: Simplify right side
    1,815,473.60x = 2,504,057,802,814.66
  5. Step 5: Solve for x
    x = 2,504,057,802,814.66/1,815,473.60
  6. Step 6: Final answer
    x = 1,379,286.27

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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.