Home / 1,269,739.94-1,752,291.63-696,800.61

Finding the Fourth Proportional to 1,269,739.94, 1,752,291.63 and 696,800.61

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Solution

The fourth proportional to 1,269,739.94, 1,752,291.63 and 696,800.61 is: 961,612.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,739.94 : 1,752,291.63 = 696,800.61 : x
  2. Step 2: Convert to fraction form
    1,269,739.94/1,752,291.63 = 696,800.61/x
  3. Step 3: Cross multiply
    1,269,739.94x = 1,752,291.63 × 696,800.61
  4. Step 4: Simplify right side
    1,269,739.94x = 1,220,997,876,681.89
  5. Step 5: Solve for x
    x = 1,220,997,876,681.89/1,269,739.94
  6. Step 6: Final answer
    x = 961,612.57

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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.