Home / 1,605,326.81-2,404,781.60-965,280.09

Finding the Fourth Proportional to 1,605,326.81, 2,404,781.60 and 965,280.09

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Solution

The fourth proportional to 1,605,326.81, 2,404,781.60 and 965,280.09 is: 1,445,990.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,326.81 : 2,404,781.60 = 965,280.09 : x
  2. Step 2: Convert to fraction form
    1,605,326.81/2,404,781.60 = 965,280.09/x
  3. Step 3: Cross multiply
    1,605,326.81x = 2,404,781.60 × 965,280.09
  4. Step 4: Simplify right side
    1,605,326.81x = 2,321,287,803,469.87
  5. Step 5: Solve for x
    x = 2,321,287,803,469.87/1,605,326.81
  6. Step 6: Final answer
    x = 1,445,990.81

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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.