Home / 4,920,207.40-7,380,311.10-3,492,533.80

Finding the Fourth Proportional to 4,920,207.40, 7,380,311.10 and 3,492,533.80

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Solution

The fourth proportional to 4,920,207.40, 7,380,311.10 and 3,492,533.80 is: 5,238,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,207.40 : 7,380,311.10 = 3,492,533.80 : x
  2. Step 2: Convert to fraction form
    4,920,207.40/7,380,311.10 = 3,492,533.80/x
  3. Step 3: Cross multiply
    4,920,207.40x = 7,380,311.10 × 3,492,533.80
  4. Step 4: Simplify right side
    4,920,207.40x = 25,775,985,971,265.18
  5. Step 5: Solve for x
    x = 25,775,985,971,265.18/4,920,207.40
  6. Step 6: Final answer
    x = 5,238,800.70

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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.