Home / 2,102,052.56-2,900,832.53-1,135,182.78

Finding the Fourth Proportional to 2,102,052.56, 2,900,832.53 and 1,135,182.78

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Solution

The fourth proportional to 2,102,052.56, 2,900,832.53 and 1,135,182.78 is: 1,566,552.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,052.56 : 2,900,832.53 = 1,135,182.78 : x
  2. Step 2: Convert to fraction form
    2,102,052.56/2,900,832.53 = 1,135,182.78/x
  3. Step 3: Cross multiply
    2,102,052.56x = 2,900,832.53 × 1,135,182.78
  4. Step 4: Simplify right side
    2,102,052.56x = 3,292,975,130,043.92
  5. Step 5: Solve for x
    x = 3,292,975,130,043.92/2,102,052.56
  6. Step 6: Final answer
    x = 1,566,552.24

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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.