Home / 1,285,333.14-1,916,508.30-1,250,021.46

Finding the Fourth Proportional to 1,285,333.14, 1,916,508.30 and 1,250,021.46

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Solution

The fourth proportional to 1,285,333.14, 1,916,508.30 and 1,250,021.46 is: 1,863,856.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,333.14 : 1,916,508.30 = 1,250,021.46 : x
  2. Step 2: Convert to fraction form
    1,285,333.14/1,916,508.30 = 1,250,021.46/x
  3. Step 3: Cross multiply
    1,285,333.14x = 1,916,508.30 × 1,250,021.46
  4. Step 4: Simplify right side
    1,285,333.14x = 2,395,676,503,268.12
  5. Step 5: Solve for x
    x = 2,395,676,503,268.12/1,285,333.14
  6. Step 6: Final answer
    x = 1,863,856.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.