Home / 1,275,534-1,760,109.14-785,424.94

Finding the Fourth Proportional to 1,275,534, 1,760,109.14 and 785,424.94

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Solution

The fourth proportional to 1,275,534, 1,760,109.14 and 785,424.94 is: 1,083,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,534 : 1,760,109.14 = 785,424.94 : x
  2. Step 2: Convert to fraction form
    1,275,534/1,760,109.14 = 785,424.94/x
  3. Step 3: Cross multiply
    1,275,534x = 1,760,109.14 × 785,424.94
  4. Step 4: Simplify right side
    1,275,534x = 1,382,433,613,241.24
  5. Step 5: Solve for x
    x = 1,382,433,613,241.24/1,275,534
  6. Step 6: Final answer
    x = 1,083,807.73

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1.5x scale

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.