Home / 1,196,142.06-1,794,392.30-386,255.86

Finding the Fourth Proportional to 1,196,142.06, 1,794,392.30 and 386,255.86

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Solution

The fourth proportional to 1,196,142.06, 1,794,392.30 and 386,255.86 is: 579,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,142.06 : 1,794,392.30 = 386,255.86 : x
  2. Step 2: Convert to fraction form
    1,196,142.06/1,794,392.30 = 386,255.86/x
  3. Step 3: Cross multiply
    1,196,142.06x = 1,794,392.30 × 386,255.86
  4. Step 4: Simplify right side
    1,196,142.06x = 693,094,541,013.88
  5. Step 5: Solve for x
    x = 693,094,541,013.88/1,196,142.06
  6. Step 6: Final answer
    x = 579,441.66

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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.