Home / 1,028,025.12-1,418,549.40-569,105.04

Finding the Fourth Proportional to 1,028,025.12, 1,418,549.40 and 569,105.04

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Solution

The fourth proportional to 1,028,025.12, 1,418,549.40 and 569,105.04 is: 785,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,025.12 : 1,418,549.40 = 569,105.04 : x
  2. Step 2: Convert to fraction form
    1,028,025.12/1,418,549.40 = 569,105.04/x
  3. Step 3: Cross multiply
    1,028,025.12x = 1,418,549.40 × 569,105.04
  4. Step 4: Simplify right side
    1,028,025.12x = 807,303,613,028.98
  5. Step 5: Solve for x
    x = 807,303,613,028.98/1,028,025.12
  6. Step 6: Final answer
    x = 785,295.61

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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.