Home / 1,138,327.47-1,570,914.44-622,113.33

Finding the Fourth Proportional to 1,138,327.47, 1,570,914.44 and 622,113.33

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Solution

The fourth proportional to 1,138,327.47, 1,570,914.44 and 622,113.33 is: 858,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,327.47 : 1,570,914.44 = 622,113.33 : x
  2. Step 2: Convert to fraction form
    1,138,327.47/1,570,914.44 = 622,113.33/x
  3. Step 3: Cross multiply
    1,138,327.47x = 1,570,914.44 × 622,113.33
  4. Step 4: Simplify right side
    1,138,327.47x = 977,286,810,302.92
  5. Step 5: Solve for x
    x = 977,286,810,302.92/1,138,327.47
  6. Step 6: Final answer
    x = 858,528.71

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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.