Home / 1,246,866.78-1,720,641.69-702,997.82

Finding the Fourth Proportional to 1,246,866.78, 1,720,641.69 and 702,997.82

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Solution

The fourth proportional to 1,246,866.78, 1,720,641.69 and 702,997.82 is: 970,117.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,866.78 : 1,720,641.69 = 702,997.82 : x
  2. Step 2: Convert to fraction form
    1,246,866.78/1,720,641.69 = 702,997.82/x
  3. Step 3: Cross multiply
    1,246,866.78x = 1,720,641.69 × 702,997.82
  4. Step 4: Simplify right side
    1,246,866.78x = 1,209,607,348,467.91
  5. Step 5: Solve for x
    x = 1,209,607,348,467.91/1,246,866.78
  6. Step 6: Final answer
    x = 970,117.55

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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.