Home / 3,100,415.20-4,640,125.20-2,722,501.60

Finding the Fourth Proportional to 3,100,415.20, 4,640,125.20 and 2,722,501.60

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Solution

The fourth proportional to 3,100,415.20, 4,640,125.20 and 2,722,501.60 is: 4,074,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,415.20 : 4,640,125.20 = 2,722,501.60 : x
  2. Step 2: Convert to fraction form
    3,100,415.20/4,640,125.20 = 2,722,501.60/x
  3. Step 3: Cross multiply
    3,100,415.20x = 4,640,125.20 × 2,722,501.60
  4. Step 4: Simplify right side
    3,100,415.20x = 12,632,748,281,200.32
  5. Step 5: Solve for x
    x = 12,632,748,281,200.32/3,100,415.20
  6. Step 6: Final answer
    x = 4,074,534.37

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1.5x scale

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.