Home / 1,416,516.77-1,954,736.26-771,923.22

Finding the Fourth Proportional to 1,416,516.77, 1,954,736.26 and 771,923.22

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Solution

The fourth proportional to 1,416,516.77, 1,954,736.26 and 771,923.22 is: 1,065,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,516.77 : 1,954,736.26 = 771,923.22 : x
  2. Step 2: Convert to fraction form
    1,416,516.77/1,954,736.26 = 771,923.22/x
  3. Step 3: Cross multiply
    1,416,516.77x = 1,954,736.26 × 771,923.22
  4. Step 4: Simplify right side
    1,416,516.77x = 1,508,906,306,140.15
  5. Step 5: Solve for x
    x = 1,508,906,306,140.15/1,416,516.77
  6. Step 6: Final answer
    x = 1,065,223.05

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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.