Home / 1,014,268.64-1,399,628.82-555,388.65

Finding the Fourth Proportional to 1,014,268.64, 1,399,628.82 and 555,388.65

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Solution

The fourth proportional to 1,014,268.64, 1,399,628.82 and 555,388.65 is: 766,402.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,268.64 : 1,399,628.82 = 555,388.65 : x
  2. Step 2: Convert to fraction form
    1,014,268.64/1,399,628.82 = 555,388.65/x
  3. Step 3: Cross multiply
    1,014,268.64x = 1,399,628.82 × 555,388.65
  4. Step 4: Simplify right side
    1,014,268.64x = 777,337,959,799.54
  5. Step 5: Solve for x
    x = 777,337,959,799.54/1,014,268.64
  6. Step 6: Final answer
    x = 766,402.44

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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.