Home / 3,936,774.51-5,432,767.88-2,217,922.11

Finding the Fourth Proportional to 3,936,774.51, 5,432,767.88 and 2,217,922.11

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Solution

The fourth proportional to 3,936,774.51, 5,432,767.88 and 2,217,922.11 is: 3,060,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,774.51 : 5,432,767.88 = 2,217,922.11 : x
  2. Step 2: Convert to fraction form
    3,936,774.51/5,432,767.88 = 2,217,922.11/x
  3. Step 3: Cross multiply
    3,936,774.51x = 5,432,767.88 × 2,217,922.11
  4. Step 4: Simplify right side
    3,936,774.51x = 12,049,455,988,460.21
  5. Step 5: Solve for x
    x = 12,049,455,988,460.21/3,936,774.51
  6. Step 6: Final answer
    x = 3,060,743.24

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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.