Home / 1,190,022.30-1,641,825.22-760,550.16

Finding the Fourth Proportional to 1,190,022.30, 1,641,825.22 and 760,550.16

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Solution

The fourth proportional to 1,190,022.30, 1,641,825.22 and 760,550.16 is: 1,049,300.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,022.30 : 1,641,825.22 = 760,550.16 : x
  2. Step 2: Convert to fraction form
    1,190,022.30/1,641,825.22 = 760,550.16/x
  3. Step 3: Cross multiply
    1,190,022.30x = 1,641,825.22 × 760,550.16
  4. Step 4: Simplify right side
    1,190,022.30x = 1,248,690,433,763.04
  5. Step 5: Solve for x
    x = 1,248,690,433,763.04/1,190,022.30
  6. Step 6: Final answer
    x = 1,049,300.03

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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.