Home / 3,939,217.39-5,909,342.86-1,542,750.64

Finding the Fourth Proportional to 3,939,217.39, 5,909,342.86 and 1,542,750.64

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Solution

The fourth proportional to 3,939,217.39, 5,909,342.86 and 1,542,750.64 is: 2,314,328.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,217.39 : 5,909,342.86 = 1,542,750.64 : x
  2. Step 2: Convert to fraction form
    3,939,217.39/5,909,342.86 = 1,542,750.64/x
  3. Step 3: Cross multiply
    3,939,217.39x = 5,909,342.86 × 1,542,750.64
  4. Step 4: Simplify right side
    3,939,217.39x = 9,116,642,446,341.52
  5. Step 5: Solve for x
    x = 9,116,642,446,341.52/3,939,217.39
  6. Step 6: Final answer
    x = 2,314,328.34

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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.