Home / 3,623,086.26-4,999,791.78-1,991,458.74

Finding the Fourth Proportional to 3,623,086.26, 4,999,791.78 and 1,991,458.74

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Solution

The fourth proportional to 3,623,086.26, 4,999,791.78 and 1,991,458.74 is: 2,748,176.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,086.26 : 4,999,791.78 = 1,991,458.74 : x
  2. Step 2: Convert to fraction form
    3,623,086.26/4,999,791.78 = 1,991,458.74/x
  3. Step 3: Cross multiply
    3,623,086.26x = 4,999,791.78 × 1,991,458.74
  4. Step 4: Simplify right side
    3,623,086.26x = 9,956,879,038,461.16
  5. Step 5: Solve for x
    x = 9,956,879,038,461.16/3,623,086.26
  6. Step 6: Final answer
    x = 2,748,176.09

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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.