Home / 1,436,785.84-2,151,916.32-1,114,349.44

Finding the Fourth Proportional to 1,436,785.84, 2,151,916.32 and 1,114,349.44

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Solution

The fourth proportional to 1,436,785.84, 2,151,916.32 and 1,114,349.44 is: 1,668,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,785.84 : 2,151,916.32 = 1,114,349.44 : x
  2. Step 2: Convert to fraction form
    1,436,785.84/2,151,916.32 = 1,114,349.44/x
  3. Step 3: Cross multiply
    1,436,785.84x = 2,151,916.32 × 1,114,349.44
  4. Step 4: Simplify right side
    1,436,785.84x = 2,397,986,746,118.86
  5. Step 5: Solve for x
    x = 2,397,986,746,118.86/1,436,785.84
  6. Step 6: Final answer
    x = 1,668,993.86

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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.