Home / 1,269,741.44-1,752,293.70-696,802.11

Finding the Fourth Proportional to 1,269,741.44, 1,752,293.70 and 696,802.11

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Solution

The fourth proportional to 1,269,741.44, 1,752,293.70 and 696,802.11 is: 961,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,741.44 : 1,752,293.70 = 696,802.11 : x
  2. Step 2: Convert to fraction form
    1,269,741.44/1,752,293.70 = 696,802.11/x
  3. Step 3: Cross multiply
    1,269,741.44x = 1,752,293.70 × 696,802.11
  4. Step 4: Simplify right side
    1,269,741.44x = 1,221,001,947,499.71
  5. Step 5: Solve for x
    x = 1,221,001,947,499.71/1,269,741.44
  6. Step 6: Final answer
    x = 961,614.64

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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.