Home / 1,275,637.67-1,760,384.75-702,676.47

Finding the Fourth Proportional to 1,275,637.67, 1,760,384.75 and 702,676.47

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Solution

The fourth proportional to 1,275,637.67, 1,760,384.75 and 702,676.47 is: 969,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,637.67 : 1,760,384.75 = 702,676.47 : x
  2. Step 2: Convert to fraction form
    1,275,637.67/1,760,384.75 = 702,676.47/x
  3. Step 3: Cross multiply
    1,275,637.67x = 1,760,384.75 × 702,676.47
  4. Step 4: Simplify right side
    1,275,637.67x = 1,236,980,938,458.45
  5. Step 5: Solve for x
    x = 1,236,980,938,458.45/1,275,637.67
  6. Step 6: Final answer
    x = 969,696.15

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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.