Home / 1,711,429.78-2,361,683.22-936,912.10

Finding the Fourth Proportional to 1,711,429.78, 2,361,683.22 and 936,912.10

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Solution

The fourth proportional to 1,711,429.78, 2,361,683.22 and 936,912.10 is: 1,292,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,429.78 : 2,361,683.22 = 936,912.10 : x
  2. Step 2: Convert to fraction form
    1,711,429.78/2,361,683.22 = 936,912.10/x
  3. Step 3: Cross multiply
    1,711,429.78x = 2,361,683.22 × 936,912.10
  4. Step 4: Simplify right side
    1,711,429.78x = 2,212,689,585,184.96
  5. Step 5: Solve for x
    x = 2,212,689,585,184.96/1,711,429.78
  6. Step 6: Final answer
    x = 1,292,889.50

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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.