Home / 2,970,369-4,102,452.72-2,007,476.64

Finding the Fourth Proportional to 2,970,369, 4,102,452.72 and 2,007,476.64

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Solution

The fourth proportional to 2,970,369, 4,102,452.72 and 2,007,476.64 is: 2,772,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,369 : 4,102,452.72 = 2,007,476.64 : x
  2. Step 2: Convert to fraction form
    2,970,369/4,102,452.72 = 2,007,476.64/x
  3. Step 3: Cross multiply
    2,970,369x = 4,102,452.72 × 2,007,476.64
  4. Step 4: Simplify right side
    2,970,369x = 8,235,578,002,104.46
  5. Step 5: Solve for x
    x = 8,235,578,002,104.46/2,970,369
  6. Step 6: Final answer
    x = 2,772,577.41

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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.