Home / 1,850,090.81-2,553,912.32-1,125,171.38

Finding the Fourth Proportional to 1,850,090.81, 2,553,912.32 and 1,125,171.38

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Solution

The fourth proportional to 1,850,090.81, 2,553,912.32 and 1,125,171.38 is: 1,553,215.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,090.81 : 2,553,912.32 = 1,125,171.38 : x
  2. Step 2: Convert to fraction form
    1,850,090.81/2,553,912.32 = 1,125,171.38/x
  3. Step 3: Cross multiply
    1,850,090.81x = 2,553,912.32 × 1,125,171.38
  4. Step 4: Simplify right side
    1,850,090.81x = 2,873,589,043,867.54
  5. Step 5: Solve for x
    x = 2,873,589,043,867.54/1,850,090.81
  6. Step 6: Final answer
    x = 1,553,215.13

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1.5x scale

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.