Home / 1,608,698.85-2,219,464.28-910,884.47

Finding the Fourth Proportional to 1,608,698.85, 2,219,464.28 and 910,884.47

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Solution

The fourth proportional to 1,608,698.85, 2,219,464.28 and 910,884.47 is: 1,256,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,698.85 : 2,219,464.28 = 910,884.47 : x
  2. Step 2: Convert to fraction form
    1,608,698.85/2,219,464.28 = 910,884.47/x
  3. Step 3: Cross multiply
    1,608,698.85x = 2,219,464.28 × 910,884.47
  4. Step 4: Simplify right side
    1,608,698.85x = 2,021,675,544,371.73
  5. Step 5: Solve for x
    x = 2,021,675,544,371.73/1,608,698.85
  6. Step 6: Final answer
    x = 1,256,714.73

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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.