Home / 3,128,025.42-4,312,997.33-2,507,334.33

Finding the Fourth Proportional to 3,128,025.42, 4,312,997.33 and 2,507,334.33

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Solution

The fourth proportional to 3,128,025.42, 4,312,997.33 and 2,507,334.33 is: 3,457,173.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,025.42 : 4,312,997.33 = 2,507,334.33 : x
  2. Step 2: Convert to fraction form
    3,128,025.42/4,312,997.33 = 2,507,334.33/x
  3. Step 3: Cross multiply
    3,128,025.42x = 4,312,997.33 × 2,507,334.33
  4. Step 4: Simplify right side
    3,128,025.42x = 10,814,126,258,170.67
  5. Step 5: Solve for x
    x = 10,814,126,258,170.67/3,128,025.42
  6. Step 6: Final answer
    x = 3,457,173.39

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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.