Home / 1,822,636.80-2,738,620.80-1,617,350.40

Finding the Fourth Proportional to 1,822,636.80, 2,738,620.80 and 1,617,350.40

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Solution

The fourth proportional to 1,822,636.80, 2,738,620.80 and 1,617,350.40 is: 2,430,165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,636.80 : 2,738,620.80 = 1,617,350.40 : x
  2. Step 2: Convert to fraction form
    1,822,636.80/2,738,620.80 = 1,617,350.40/x
  3. Step 3: Cross multiply
    1,822,636.80x = 2,738,620.80 × 1,617,350.40
  4. Step 4: Simplify right side
    1,822,636.80x = 4,429,309,446,328.32
  5. Step 5: Solve for x
    x = 4,429,309,446,328.32/1,822,636.80
  6. Step 6: Final answer
    x = 2,430,165.71

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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.