Home / 1,012,028.10-1,518,291.36-713,092.56

Finding the Fourth Proportional to 1,012,028.10, 1,518,291.36 and 713,092.56

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Solution

The fourth proportional to 1,012,028.10, 1,518,291.36 and 713,092.56 is: 1,069,814.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,028.10 : 1,518,291.36 = 713,092.56 : x
  2. Step 2: Convert to fraction form
    1,012,028.10/1,518,291.36 = 713,092.56/x
  3. Step 3: Cross multiply
    1,012,028.10x = 1,518,291.36 × 713,092.56
  4. Step 4: Simplify right side
    1,012,028.10x = 1,082,682,272,728.28
  5. Step 5: Solve for x
    x = 1,082,682,272,728.28/1,012,028.10
  6. Step 6: Final answer
    x = 1,069,814.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.