Home / 1,275,925.31-1,760,775.95-702,965.48

Finding the Fourth Proportional to 1,275,925.31, 1,760,775.95 and 702,965.48

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Solution

The fourth proportional to 1,275,925.31, 1,760,775.95 and 702,965.48 is: 970,091.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,925.31 : 1,760,775.95 = 702,965.48 : x
  2. Step 2: Convert to fraction form
    1,275,925.31/1,760,775.95 = 702,965.48/x
  3. Step 3: Cross multiply
    1,275,925.31x = 1,760,775.95 × 702,965.48
  4. Step 4: Simplify right side
    1,275,925.31x = 1,237,764,709,537.74
  5. Step 5: Solve for x
    x = 1,237,764,709,537.74/1,275,925.31
  6. Step 6: Final answer
    x = 970,091.83

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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.