Home / 4,923,640.80-7,385,461.20-3,896,188.20

Finding the Fourth Proportional to 4,923,640.80, 7,385,461.20 and 3,896,188.20

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Solution

The fourth proportional to 4,923,640.80, 7,385,461.20 and 3,896,188.20 is: 5,844,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923,640.80 : 7,385,461.20 = 3,896,188.20 : x
  2. Step 2: Convert to fraction form
    4,923,640.80/7,385,461.20 = 3,896,188.20/x
  3. Step 3: Cross multiply
    4,923,640.80x = 7,385,461.20 × 3,896,188.20
  4. Step 4: Simplify right side
    4,923,640.80x = 28,775,146,778,997.84
  5. Step 5: Solve for x
    x = 28,775,146,778,997.84/4,923,640.80
  6. Step 6: Final answer
    x = 5,844,282.30

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Double scale
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1.5x scale

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.