Home / 3,345,179.35-4,616,743.22-1,987,057.75

Finding the Fourth Proportional to 3,345,179.35, 4,616,743.22 and 1,987,057.75

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Solution

The fourth proportional to 3,345,179.35, 4,616,743.22 and 1,987,057.75 is: 2,742,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,179.35 : 4,616,743.22 = 1,987,057.75 : x
  2. Step 2: Convert to fraction form
    3,345,179.35/4,616,743.22 = 1,987,057.75/x
  3. Step 3: Cross multiply
    3,345,179.35x = 4,616,743.22 × 1,987,057.75
  4. Step 4: Simplify right side
    3,345,179.35x = 9,173,735,395,060.96
  5. Step 5: Solve for x
    x = 9,173,735,395,060.96/3,345,179.35
  6. Step 6: Final answer
    x = 2,742,374.75

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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.