Home / 2,661,705.48-3,992,889.60-1,042,265.28

Finding the Fourth Proportional to 2,661,705.48, 3,992,889.60 and 1,042,265.28

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Solution

The fourth proportional to 2,661,705.48, 3,992,889.60 and 1,042,265.28 is: 1,563,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,705.48 : 3,992,889.60 = 1,042,265.28 : x
  2. Step 2: Convert to fraction form
    2,661,705.48/3,992,889.60 = 1,042,265.28/x
  3. Step 3: Cross multiply
    2,661,705.48x = 3,992,889.60 × 1,042,265.28
  4. Step 4: Simplify right side
    2,661,705.48x = 4,161,650,196,953.09
  5. Step 5: Solve for x
    x = 4,161,650,196,953.09/2,661,705.48
  6. Step 6: Final answer
    x = 1,563,527.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.