Home / 3,225,999.90-4,838,999.85-1,429,743.90

Finding the Fourth Proportional to 3,225,999.90, 4,838,999.85 and 1,429,743.90

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Solution

The fourth proportional to 3,225,999.90, 4,838,999.85 and 1,429,743.90 is: 2,144,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225,999.90 : 4,838,999.85 = 1,429,743.90 : x
  2. Step 2: Convert to fraction form
    3,225,999.90/4,838,999.85 = 1,429,743.90/x
  3. Step 3: Cross multiply
    3,225,999.90x = 4,838,999.85 × 1,429,743.90
  4. Step 4: Simplify right side
    3,225,999.90x = 6,918,530,517,638.41
  5. Step 5: Solve for x
    x = 6,918,530,517,638.41/3,225,999.90
  6. Step 6: Final answer
    x = 2,144,615.85

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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.