Home / 1,497,676.44-2,066,794.52-818,612.92

Finding the Fourth Proportional to 1,497,676.44, 2,066,794.52 and 818,612.92

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Solution

The fourth proportional to 1,497,676.44, 2,066,794.52 and 818,612.92 is: 1,129,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,676.44 : 2,066,794.52 = 818,612.92 : x
  2. Step 2: Convert to fraction form
    1,497,676.44/2,066,794.52 = 818,612.92/x
  3. Step 3: Cross multiply
    1,497,676.44x = 2,066,794.52 × 818,612.92
  4. Step 4: Simplify right side
    1,497,676.44x = 1,691,904,697,057.20
  5. Step 5: Solve for x
    x = 1,691,904,697,057.20/1,497,676.44
  6. Step 6: Final answer
    x = 1,129,686.39

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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.