Home / 1,275,953.32-1,760,814.62-702,993.49

Finding the Fourth Proportional to 1,275,953.32, 1,760,814.62 and 702,993.49

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Solution

The fourth proportional to 1,275,953.32, 1,760,814.62 and 702,993.49 is: 970,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,953.32 : 1,760,814.62 = 702,993.49 : x
  2. Step 2: Convert to fraction form
    1,275,953.32/1,760,814.62 = 702,993.49/x
  3. Step 3: Cross multiply
    1,275,953.32x = 1,760,814.62 × 702,993.49
  4. Step 4: Simplify right side
    1,275,953.32x = 1,237,841,214,956.82
  5. Step 5: Solve for x
    x = 1,237,841,214,956.82/1,275,953.32
  6. Step 6: Final answer
    x = 970,130.49

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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.