Home / 2,720,076.12-3,751,128.63-1,740,325.16

Finding the Fourth Proportional to 2,720,076.12, 3,751,128.63 and 1,740,325.16

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Solution

The fourth proportional to 2,720,076.12, 3,751,128.63 and 1,740,325.16 is: 2,400,000.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,076.12 : 3,751,128.63 = 1,740,325.16 : x
  2. Step 2: Convert to fraction form
    2,720,076.12/3,751,128.63 = 1,740,325.16/x
  3. Step 3: Cross multiply
    2,720,076.12x = 3,751,128.63 × 1,740,325.16
  4. Step 4: Simplify right side
    2,720,076.12x = 6,528,183,542,563.15
  5. Step 5: Solve for x
    x = 6,528,183,542,563.15/2,720,076.12
  6. Step 6: Final answer
    x = 2,400,000.31

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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.