Home / 3,078,797.02-4,249,414.34-1,790,380.64

Finding the Fourth Proportional to 3,078,797.02, 4,249,414.34 and 1,790,380.64

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Solution

The fourth proportional to 3,078,797.02, 4,249,414.34 and 1,790,380.64 is: 2,471,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,797.02 : 4,249,414.34 = 1,790,380.64 : x
  2. Step 2: Convert to fraction form
    3,078,797.02/4,249,414.34 = 1,790,380.64/x
  3. Step 3: Cross multiply
    3,078,797.02x = 4,249,414.34 × 1,790,380.64
  4. Step 4: Simplify right side
    3,078,797.02x = 7,608,069,165,674.38
  5. Step 5: Solve for x
    x = 7,608,069,165,674.38/3,078,797.02
  6. Step 6: Final answer
    x = 2,471,117.49

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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.