Home / 1,178,718.34-1,769,314.32-1,044,640.20

Finding the Fourth Proportional to 1,178,718.34, 1,769,314.32 and 1,044,640.20

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Solution

The fourth proportional to 1,178,718.34, 1,769,314.32 and 1,044,640.20 is: 1,568,056.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,718.34 : 1,769,314.32 = 1,044,640.20 : x
  2. Step 2: Convert to fraction form
    1,178,718.34/1,769,314.32 = 1,044,640.20/x
  3. Step 3: Cross multiply
    1,178,718.34x = 1,769,314.32 × 1,044,640.20
  4. Step 4: Simplify right side
    1,178,718.34x = 1,848,296,865,107.66
  5. Step 5: Solve for x
    x = 1,848,296,865,107.66/1,178,718.34
  6. Step 6: Final answer
    x = 1,568,056.42

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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.