Home / 1,275,894.48-1,760,369.04-759,216.60

Finding the Fourth Proportional to 1,275,894.48, 1,760,369.04 and 759,216.60

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Solution

The fourth proportional to 1,275,894.48, 1,760,369.04 and 759,216.60 is: 1,047,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,894.48 : 1,760,369.04 = 759,216.60 : x
  2. Step 2: Convert to fraction form
    1,275,894.48/1,760,369.04 = 759,216.60/x
  3. Step 3: Cross multiply
    1,275,894.48x = 1,760,369.04 × 759,216.60
  4. Step 4: Simplify right side
    1,275,894.48x = 1,336,501,397,294.06
  5. Step 5: Solve for x
    x = 1,336,501,397,294.06/1,275,894.48
  6. Step 6: Final answer
    x = 1,047,501.51

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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.