Home / 2,104,996.20-2,905,641.68-1,245,554.61

Finding the Fourth Proportional to 2,104,996.20, 2,905,641.68 and 1,245,554.61

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Solution

The fourth proportional to 2,104,996.20, 2,905,641.68 and 1,245,554.61 is: 1,719,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,996.20 : 2,905,641.68 = 1,245,554.61 : x
  2. Step 2: Convert to fraction form
    2,104,996.20/2,905,641.68 = 1,245,554.61/x
  3. Step 3: Cross multiply
    2,104,996.20x = 2,905,641.68 × 1,245,554.61
  4. Step 4: Simplify right side
    2,104,996.20x = 3,619,135,389,532.15
  5. Step 5: Solve for x
    x = 3,619,135,389,532.15/2,104,996.20
  6. Step 6: Final answer
    x = 1,719,307.33

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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.