Home / 3,500,429.80-5,250,644.70-2,959,220.20

Finding the Fourth Proportional to 3,500,429.80, 5,250,644.70 and 2,959,220.20

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Solution

The fourth proportional to 3,500,429.80, 5,250,644.70 and 2,959,220.20 is: 4,438,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,429.80 : 5,250,644.70 = 2,959,220.20 : x
  2. Step 2: Convert to fraction form
    3,500,429.80/5,250,644.70 = 2,959,220.20/x
  3. Step 3: Cross multiply
    3,500,429.80x = 5,250,644.70 × 2,959,220.20
  4. Step 4: Simplify right side
    3,500,429.80x = 15,537,813,859,262.94
  5. Step 5: Solve for x
    x = 15,537,813,859,262.94/3,500,429.80
  6. Step 6: Final answer
    x = 4,438,830.30

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Double scale
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Similar ratio
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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.