Home / 3,100,619.20-4,650,928.80-2,953,652.80

Finding the Fourth Proportional to 3,100,619.20, 4,650,928.80 and 2,953,652.80

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Solution

The fourth proportional to 3,100,619.20, 4,650,928.80 and 2,953,652.80 is: 4,430,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,619.20 : 4,650,928.80 = 2,953,652.80 : x
  2. Step 2: Convert to fraction form
    3,100,619.20/4,650,928.80 = 2,953,652.80/x
  3. Step 3: Cross multiply
    3,100,619.20x = 4,650,928.80 × 2,953,652.80
  4. Step 4: Simplify right side
    3,100,619.20x = 13,737,228,872,720.64
  5. Step 5: Solve for x
    x = 13,737,228,872,720.64/3,100,619.20
  6. Step 6: Final answer
    x = 4,430,479.20

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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.