Home / 2,200,142.76-3,300,216.72-602,719.56

Finding the Fourth Proportional to 2,200,142.76, 3,300,216.72 and 602,719.56

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Solution

The fourth proportional to 2,200,142.76, 3,300,216.72 and 602,719.56 is: 904,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,142.76 : 3,300,216.72 = 602,719.56 : x
  2. Step 2: Convert to fraction form
    2,200,142.76/3,300,216.72 = 602,719.56/x
  3. Step 3: Cross multiply
    2,200,142.76x = 3,300,216.72 × 602,719.56
  4. Step 4: Simplify right side
    2,200,142.76x = 1,989,105,169,383.04
  5. Step 5: Solve for x
    x = 1,989,105,169,383.04/2,200,142.76
  6. Step 6: Final answer
    x = 904,080.05

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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.