Home / 936,863.83-1,293,617.42-865,217.71

Finding the Fourth Proportional to 936,863.83, 1,293,617.42 and 865,217.71

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Solution

The fourth proportional to 936,863.83, 1,293,617.42 and 865,217.71 is: 1,194,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,863.83 : 1,293,617.42 = 865,217.71 : x
  2. Step 2: Convert to fraction form
    936,863.83/1,293,617.42 = 865,217.71/x
  3. Step 3: Cross multiply
    936,863.83x = 1,293,617.42 × 865,217.71
  4. Step 4: Simplify right side
    936,863.83x = 1,119,260,701,748.51
  5. Step 5: Solve for x
    x = 1,119,260,701,748.51/936,863.83
  6. Step 6: Final answer
    x = 1,194,688.78

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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.