Home / 2,310,634.74-3,188,430.50-1,277,978.50

Finding the Fourth Proportional to 2,310,634.74, 3,188,430.50 and 1,277,978.50

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Solution

The fourth proportional to 2,310,634.74, 3,188,430.50 and 1,277,978.50 is: 1,763,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,634.74 : 3,188,430.50 = 1,277,978.50 : x
  2. Step 2: Convert to fraction form
    2,310,634.74/3,188,430.50 = 1,277,978.50/x
  3. Step 3: Cross multiply
    2,310,634.74x = 3,188,430.50 × 1,277,978.50
  4. Step 4: Simplify right side
    2,310,634.74x = 4,074,745,627,744.25
  5. Step 5: Solve for x
    x = 4,074,745,627,744.25/2,310,634.74
  6. Step 6: Final answer
    x = 1,763,474.58

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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.