Home / 1,145,629.30-1,580,612.61-662,018.26

Finding the Fourth Proportional to 1,145,629.30, 1,580,612.61 and 662,018.26

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Solution

The fourth proportional to 1,145,629.30, 1,580,612.61 and 662,018.26 is: 913,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,629.30 : 1,580,612.61 = 662,018.26 : x
  2. Step 2: Convert to fraction form
    1,145,629.30/1,580,612.61 = 662,018.26/x
  3. Step 3: Cross multiply
    1,145,629.30x = 1,580,612.61 × 662,018.26
  4. Step 4: Simplify right side
    1,145,629.30x = 1,046,394,409,806.26
  5. Step 5: Solve for x
    x = 1,046,394,409,806.26/1,145,629.30
  6. Step 6: Final answer
    x = 913,379.58

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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.