Home / 1,028,134.45-1,418,869.87-569,249.01

Finding the Fourth Proportional to 1,028,134.45, 1,418,869.87 and 569,249.01

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Solution

The fourth proportional to 1,028,134.45, 1,418,869.87 and 569,249.01 is: 785,588.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,134.45 : 1,418,869.87 = 569,249.01 : x
  2. Step 2: Convert to fraction form
    1,028,134.45/1,418,869.87 = 569,249.01/x
  3. Step 3: Cross multiply
    1,028,134.45x = 1,418,869.87 × 569,249.01
  4. Step 4: Simplify right side
    1,028,134.45x = 807,690,268,816.33
  5. Step 5: Solve for x
    x = 807,690,268,816.33/1,028,134.45
  6. Step 6: Final answer
    x = 785,588.18

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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.