Home / 3,464,969.28-4,781,629.64-1,916,296.20

Finding the Fourth Proportional to 3,464,969.28, 4,781,629.64 and 1,916,296.20

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Solution

The fourth proportional to 3,464,969.28, 4,781,629.64 and 1,916,296.20 is: 2,644,473.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,969.28 : 4,781,629.64 = 1,916,296.20 : x
  2. Step 2: Convert to fraction form
    3,464,969.28/4,781,629.64 = 1,916,296.20/x
  3. Step 3: Cross multiply
    3,464,969.28x = 4,781,629.64 × 1,916,296.20
  4. Step 4: Simplify right side
    3,464,969.28x = 9,163,018,708,939.37
  5. Step 5: Solve for x
    x = 9,163,018,708,939.37/3,464,969.28
  6. Step 6: Final answer
    x = 2,644,473.29

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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.