Home / 1,176,187.47-1,622,540.25-768,527.64

Finding the Fourth Proportional to 1,176,187.47, 1,622,540.25 and 768,527.64

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Solution

The fourth proportional to 1,176,187.47, 1,622,540.25 and 768,527.64 is: 1,060,177.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,187.47 : 1,622,540.25 = 768,527.64 : x
  2. Step 2: Convert to fraction form
    1,176,187.47/1,622,540.25 = 768,527.64/x
  3. Step 3: Cross multiply
    1,176,187.47x = 1,622,540.25 × 768,527.64
  4. Step 4: Simplify right side
    1,176,187.47x = 1,246,967,029,137.51
  5. Step 5: Solve for x
    x = 1,246,967,029,137.51/1,176,187.47
  6. Step 6: Final answer
    x = 1,060,177.11

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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.