Home / 4,431,728.20-6,646,670.70-1,907,465.80

Finding the Fourth Proportional to 4,431,728.20, 6,646,670.70 and 1,907,465.80

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Solution

The fourth proportional to 4,431,728.20, 6,646,670.70 and 1,907,465.80 is: 2,860,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431,728.20 : 6,646,670.70 = 1,907,465.80 : x
  2. Step 2: Convert to fraction form
    4,431,728.20/6,646,670.70 = 1,907,465.80/x
  3. Step 3: Cross multiply
    4,431,728.20x = 6,646,670.70 × 1,907,465.80
  4. Step 4: Simplify right side
    4,431,728.20x = 12,678,297,044,112.06
  5. Step 5: Solve for x
    x = 12,678,297,044,112.06/4,431,728.20
  6. Step 6: Final answer
    x = 2,860,802.03

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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.