Home / 4,990,348.20-7,485,522.30-1,799,077.80

Finding the Fourth Proportional to 4,990,348.20, 7,485,522.30 and 1,799,077.80

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Solution

The fourth proportional to 4,990,348.20, 7,485,522.30 and 1,799,077.80 is: 2,698,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,348.20 : 7,485,522.30 = 1,799,077.80 : x
  2. Step 2: Convert to fraction form
    4,990,348.20/7,485,522.30 = 1,799,077.80/x
  3. Step 3: Cross multiply
    4,990,348.20x = 7,485,522.30 × 1,799,077.80
  4. Step 4: Simplify right side
    4,990,348.20x = 13,467,036,991,334.94
  5. Step 5: Solve for x
    x = 13,467,036,991,334.94/4,990,348.20
  6. Step 6: Final answer
    x = 2,698,616.70

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Double scale
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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.