Home / 4,920,171.84-7,380,234.72-1,554,373.44

Finding the Fourth Proportional to 4,920,171.84, 7,380,234.72 and 1,554,373.44

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Solution

The fourth proportional to 4,920,171.84, 7,380,234.72 and 1,554,373.44 is: 2,331,552.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,171.84 : 7,380,234.72 = 1,554,373.44 : x
  2. Step 2: Convert to fraction form
    4,920,171.84/7,380,234.72 = 1,554,373.44/x
  3. Step 3: Cross multiply
    4,920,171.84x = 7,380,234.72 × 1,554,373.44
  4. Step 4: Simplify right side
    4,920,171.84x = 11,471,640,829,733.84
  5. Step 5: Solve for x
    x = 11,471,640,829,733.84/4,920,171.84
  6. Step 6: Final answer
    x = 2,331,552.88

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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.