Home / 3,815,969.32-5,266,128.90-2,097,253

Finding the Fourth Proportional to 3,815,969.32, 5,266,128.90 and 2,097,253

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Solution

The fourth proportional to 3,815,969.32, 5,266,128.90 and 2,097,253 is: 2,894,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815,969.32 : 5,266,128.90 = 2,097,253 : x
  2. Step 2: Convert to fraction form
    3,815,969.32/5,266,128.90 = 2,097,253/x
  3. Step 3: Cross multiply
    3,815,969.32x = 5,266,128.90 × 2,097,253
  4. Step 4: Simplify right side
    3,815,969.32x = 11,044,404,633,911.70
  5. Step 5: Solve for x
    x = 11,044,404,633,911.70/3,815,969.32
  6. Step 6: Final answer
    x = 2,894,259.28

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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.