Home / 2,845,186.16-3,921,747.84-2,223,909.27

Finding the Fourth Proportional to 2,845,186.16, 3,921,747.84 and 2,223,909.27

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Solution

The fourth proportional to 2,845,186.16, 3,921,747.84 and 2,223,909.27 is: 3,065,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,186.16 : 3,921,747.84 = 2,223,909.27 : x
  2. Step 2: Convert to fraction form
    2,845,186.16/3,921,747.84 = 2,223,909.27/x
  3. Step 3: Cross multiply
    2,845,186.16x = 3,921,747.84 × 2,223,909.27
  4. Step 4: Simplify right side
    2,845,186.16x = 8,721,611,375,978.48
  5. Step 5: Solve for x
    x = 8,721,611,375,978.48/2,845,186.16
  6. Step 6: Final answer
    x = 3,065,392.18

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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.