Home / 2,182,968.32-3,274,895.36-686,712.32

Finding the Fourth Proportional to 2,182,968.32, 3,274,895.36 and 686,712.32

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Solution

The fourth proportional to 2,182,968.32, 3,274,895.36 and 686,712.32 is: 1,030,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,968.32 : 3,274,895.36 = 686,712.32 : x
  2. Step 2: Convert to fraction form
    2,182,968.32/3,274,895.36 = 686,712.32/x
  3. Step 3: Cross multiply
    2,182,968.32x = 3,274,895.36 × 686,712.32
  4. Step 4: Simplify right side
    2,182,968.32x = 2,248,910,990,422.84
  5. Step 5: Solve for x
    x = 2,248,910,990,422.84/2,182,968.32
  6. Step 6: Final answer
    x = 1,030,207.80

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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.