Home / 1,169,397.14-1,615,316.81-940,815.54

Finding the Fourth Proportional to 1,169,397.14, 1,615,316.81 and 940,815.54

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Solution

The fourth proportional to 1,169,397.14, 1,615,316.81 and 940,815.54 is: 1,299,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,397.14 : 1,615,316.81 = 940,815.54 : x
  2. Step 2: Convert to fraction form
    1,169,397.14/1,615,316.81 = 940,815.54/x
  3. Step 3: Cross multiply
    1,169,397.14x = 1,615,316.81 × 940,815.54
  4. Step 4: Simplify right side
    1,169,397.14x = 1,519,715,152,167.15
  5. Step 5: Solve for x
    x = 1,519,715,152,167.15/1,169,397.14
  6. Step 6: Final answer
    x = 1,299,571.47

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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.