Home / 1,180,205.76-1,763,590-886,168.70

Finding the Fourth Proportional to 1,180,205.76, 1,763,590 and 886,168.70

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Solution

The fourth proportional to 1,180,205.76, 1,763,590 and 886,168.70 is: 1,324,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,205.76 : 1,763,590 = 886,168.70 : x
  2. Step 2: Convert to fraction form
    1,180,205.76/1,763,590 = 886,168.70/x
  3. Step 3: Cross multiply
    1,180,205.76x = 1,763,590 × 886,168.70
  4. Step 4: Simplify right side
    1,180,205.76x = 1,562,838,257,633
  5. Step 5: Solve for x
    x = 1,562,838,257,633/1,180,205.76
  6. Step 6: Final answer
    x = 1,324,208.30

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.