Home / 1,260,829.48-1,739,873.77-717,097.54

Finding the Fourth Proportional to 1,260,829.48, 1,739,873.77 and 717,097.54

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Solution

The fourth proportional to 1,260,829.48, 1,739,873.77 and 717,097.54 is: 989,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,829.48 : 1,739,873.77 = 717,097.54 : x
  2. Step 2: Convert to fraction form
    1,260,829.48/1,739,873.77 = 717,097.54/x
  3. Step 3: Cross multiply
    1,260,829.48x = 1,739,873.77 × 717,097.54
  4. Step 4: Simplify right side
    1,260,829.48x = 1,247,659,200,377.53
  5. Step 5: Solve for x
    x = 1,247,659,200,377.53/1,260,829.48
  6. Step 6: Final answer
    x = 989,554.27

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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.