Home / 1,275,967.64-1,760,819.16-695,214.95

Finding the Fourth Proportional to 1,275,967.64, 1,760,819.16 and 695,214.95

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Solution

The fourth proportional to 1,275,967.64, 1,760,819.16 and 695,214.95 is: 959,387.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,967.64 : 1,760,819.16 = 695,214.95 : x
  2. Step 2: Convert to fraction form
    1,275,967.64/1,760,819.16 = 695,214.95/x
  3. Step 3: Cross multiply
    1,275,967.64x = 1,760,819.16 × 695,214.95
  4. Step 4: Simplify right side
    1,275,967.64x = 1,224,147,804,278.44
  5. Step 5: Solve for x
    x = 1,224,147,804,278.44/1,275,967.64
  6. Step 6: Final answer
    x = 959,387.81

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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.