Home / 1,028,133.31-1,418,868.30-569,247.87

Finding the Fourth Proportional to 1,028,133.31, 1,418,868.30 and 569,247.87

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Solution

The fourth proportional to 1,028,133.31, 1,418,868.30 and 569,247.87 is: 785,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,133.31 : 1,418,868.30 = 569,247.87 : x
  2. Step 2: Convert to fraction form
    1,028,133.31/1,418,868.30 = 569,247.87/x
  3. Step 3: Cross multiply
    1,028,133.31x = 1,418,868.30 × 569,247.87
  4. Step 4: Simplify right side
    1,028,133.31x = 807,687,751,297.21
  5. Step 5: Solve for x
    x = 807,687,751,297.21/1,028,133.31
  6. Step 6: Final answer
    x = 785,586.60

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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.