Home / 3,895,644.59-5,375,886.41-2,176,779.23

Finding the Fourth Proportional to 3,895,644.59, 5,375,886.41 and 2,176,779.23

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Solution

The fourth proportional to 3,895,644.59, 5,375,886.41 and 2,176,779.23 is: 3,003,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,644.59 : 5,375,886.41 = 2,176,779.23 : x
  2. Step 2: Convert to fraction form
    3,895,644.59/5,375,886.41 = 2,176,779.23/x
  3. Step 3: Cross multiply
    3,895,644.59x = 5,375,886.41 × 2,176,779.23
  4. Step 4: Simplify right side
    3,895,644.59x = 11,702,117,869,243.37
  5. Step 5: Solve for x
    x = 11,702,117,869,243.37/3,895,644.59
  6. Step 6: Final answer
    x = 3,003,897.71

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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.