Home / 1,452,107.70-2,178,161.55-853,355.70

Finding the Fourth Proportional to 1,452,107.70, 2,178,161.55 and 853,355.70

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Solution

The fourth proportional to 1,452,107.70, 2,178,161.55 and 853,355.70 is: 1,280,033.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,107.70 : 2,178,161.55 = 853,355.70 : x
  2. Step 2: Convert to fraction form
    1,452,107.70/2,178,161.55 = 853,355.70/x
  3. Step 3: Cross multiply
    1,452,107.70x = 2,178,161.55 × 853,355.70
  4. Step 4: Simplify right side
    1,452,107.70x = 1,858,746,574,213.33
  5. Step 5: Solve for x
    x = 1,858,746,574,213.33/1,452,107.70
  6. Step 6: Final answer
    x = 1,280,033.55

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Similar ratio
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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.