Home / 3,340,489.40-5,010,690.36-816,166.52

Finding the Fourth Proportional to 3,340,489.40, 5,010,690.36 and 816,166.52

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Solution

The fourth proportional to 3,340,489.40, 5,010,690.36 and 816,166.52 is: 1,224,239.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,489.40 : 5,010,690.36 = 816,166.52 : x
  2. Step 2: Convert to fraction form
    3,340,489.40/5,010,690.36 = 816,166.52/x
  3. Step 3: Cross multiply
    3,340,489.40x = 5,010,690.36 × 816,166.52
  4. Step 4: Simplify right side
    3,340,489.40x = 4,089,557,713,918.75
  5. Step 5: Solve for x
    x = 4,089,557,713,918.75/3,340,489.40
  6. Step 6: Final answer
    x = 1,224,239.09

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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.