Home / 1,217,683.71-1,680,581.79-701,338.37

Finding the Fourth Proportional to 1,217,683.71, 1,680,581.79 and 701,338.37

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Solution

The fourth proportional to 1,217,683.71, 1,680,581.79 and 701,338.37 is: 967,949.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,683.71 : 1,680,581.79 = 701,338.37 : x
  2. Step 2: Convert to fraction form
    1,217,683.71/1,680,581.79 = 701,338.37/x
  3. Step 3: Cross multiply
    1,217,683.71x = 1,680,581.79 × 701,338.37
  4. Step 4: Simplify right side
    1,217,683.71x = 1,178,656,484,847.37
  5. Step 5: Solve for x
    x = 1,178,656,484,847.37/1,217,683.71
  6. Step 6: Final answer
    x = 967,949.62

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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.