Home / 4,345,112.70-6,518,446.65-1,821,023.10

Finding the Fourth Proportional to 4,345,112.70, 6,518,446.65 and 1,821,023.10

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Solution

The fourth proportional to 4,345,112.70, 6,518,446.65 and 1,821,023.10 is: 2,731,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,112.70 : 6,518,446.65 = 1,821,023.10 : x
  2. Step 2: Convert to fraction form
    4,345,112.70/6,518,446.65 = 1,821,023.10/x
  3. Step 3: Cross multiply
    4,345,112.70x = 6,518,446.65 × 1,821,023.10
  4. Step 4: Simplify right side
    4,345,112.70x = 11,870,241,925,767.62
  5. Step 5: Solve for x
    x = 11,870,241,925,767.62/4,345,112.70
  6. Step 6: Final answer
    x = 2,731,860.54

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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.