Home / 1,489,287.87-2,055,152.43-826,958.48

Finding the Fourth Proportional to 1,489,287.87, 2,055,152.43 and 826,958.48

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Solution

The fourth proportional to 1,489,287.87, 2,055,152.43 and 826,958.48 is: 1,141,166.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,287.87 : 2,055,152.43 = 826,958.48 : x
  2. Step 2: Convert to fraction form
    1,489,287.87/2,055,152.43 = 826,958.48/x
  3. Step 3: Cross multiply
    1,489,287.87x = 2,055,152.43 × 826,958.48
  4. Step 4: Simplify right side
    1,489,287.87x = 1,699,525,719,405.34
  5. Step 5: Solve for x
    x = 1,699,525,719,405.34/1,489,287.87
  6. Step 6: Final answer
    x = 1,141,166.70

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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.