Home / 1,336,701.29-2,001,781.86-1,207,162.54

Finding the Fourth Proportional to 1,336,701.29, 2,001,781.86 and 1,207,162.54

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Solution

The fourth proportional to 1,336,701.29, 2,001,781.86 and 1,207,162.54 is: 1,807,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,701.29 : 2,001,781.86 = 1,207,162.54 : x
  2. Step 2: Convert to fraction form
    1,336,701.29/2,001,781.86 = 1,207,162.54/x
  3. Step 3: Cross multiply
    1,336,701.29x = 2,001,781.86 × 1,207,162.54
  4. Step 4: Simplify right side
    1,336,701.29x = 2,416,476,072,618.89
  5. Step 5: Solve for x
    x = 2,416,476,072,618.89/1,336,701.29
  6. Step 6: Final answer
    x = 1,807,790.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.