Home / 1,269,736.64-1,752,239.52-696,781.44

Finding the Fourth Proportional to 1,269,736.64, 1,752,239.52 and 696,781.44

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Solution

The fourth proportional to 1,269,736.64, 1,752,239.52 and 696,781.44 is: 961,560.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,736.64 : 1,752,239.52 = 696,781.44 : x
  2. Step 2: Convert to fraction form
    1,269,736.64/1,752,239.52 = 696,781.44/x
  3. Step 3: Cross multiply
    1,269,736.64x = 1,752,239.52 × 696,781.44
  4. Step 4: Simplify right side
    1,269,736.64x = 1,220,927,975,970.51
  5. Step 5: Solve for x
    x = 1,220,927,975,970.51/1,269,736.64
  6. Step 6: Final answer
    x = 961,560.01

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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.