Home / 1,815,914.34-2,505,776.35-1,118,084.33

Finding the Fourth Proportional to 1,815,914.34, 2,505,776.35 and 1,118,084.33

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Solution

The fourth proportional to 1,815,914.34, 2,505,776.35 and 1,118,084.33 is: 1,542,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,914.34 : 2,505,776.35 = 1,118,084.33 : x
  2. Step 2: Convert to fraction form
    1,815,914.34/2,505,776.35 = 1,118,084.33/x
  3. Step 3: Cross multiply
    1,815,914.34x = 2,505,776.35 × 1,118,084.33
  4. Step 4: Simplify right side
    1,815,914.34x = 2,801,669,271,419.60
  5. Step 5: Solve for x
    x = 2,801,669,271,419.60/1,815,914.34
  6. Step 6: Final answer
    x = 1,542,842.20

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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.