Home / 4,345,110.70-6,518,443.65-1,821,021.10

Finding the Fourth Proportional to 4,345,110.70, 6,518,443.65 and 1,821,021.10

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Solution

The fourth proportional to 4,345,110.70, 6,518,443.65 and 1,821,021.10 is: 2,731,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,110.70 : 6,518,443.65 = 1,821,021.10 : x
  2. Step 2: Convert to fraction form
    4,345,110.70/6,518,443.65 = 1,821,021.10/x
  3. Step 3: Cross multiply
    4,345,110.70x = 6,518,443.65 × 1,821,021.10
  4. Step 4: Simplify right side
    4,345,110.70x = 11,870,223,425,811.02
  5. Step 5: Solve for x
    x = 11,870,223,425,811.02/4,345,110.70
  6. Step 6: Final answer
    x = 2,731,857.54

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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.