Home / 3,608,892.63-4,980,119.76-2,157,730.65

Finding the Fourth Proportional to 3,608,892.63, 4,980,119.76 and 2,157,730.65

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Solution

The fourth proportional to 3,608,892.63, 4,980,119.76 and 2,157,730.65 is: 2,977,577.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,892.63 : 4,980,119.76 = 2,157,730.65 : x
  2. Step 2: Convert to fraction form
    3,608,892.63/4,980,119.76 = 2,157,730.65/x
  3. Step 3: Cross multiply
    3,608,892.63x = 4,980,119.76 × 2,157,730.65
  4. Step 4: Simplify right side
    3,608,892.63x = 10,745,757,046,822.64
  5. Step 5: Solve for x
    x = 10,745,757,046,822.64/3,608,892.63
  6. Step 6: Final answer
    x = 2,977,577.38

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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.