Home / 1,447,615.40-2,171,949.60-501,081.80

Finding the Fourth Proportional to 1,447,615.40, 2,171,949.60 and 501,081.80

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Solution

The fourth proportional to 1,447,615.40, 2,171,949.60 and 501,081.80 is: 751,804.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,615.40 : 2,171,949.60 = 501,081.80 : x
  2. Step 2: Convert to fraction form
    1,447,615.40/2,171,949.60 = 501,081.80/x
  3. Step 3: Cross multiply
    1,447,615.40x = 2,171,949.60 × 501,081.80
  4. Step 4: Simplify right side
    1,447,615.40x = 1,088,324,415,077.28
  5. Step 5: Solve for x
    x = 1,088,324,415,077.28/1,447,615.40
  6. Step 6: Final answer
    x = 751,804.94

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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.