Home / 1,822,093.20-2,733,139.80-1,290,214.80

Finding the Fourth Proportional to 1,822,093.20, 2,733,139.80 and 1,290,214.80

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Solution

The fourth proportional to 1,822,093.20, 2,733,139.80 and 1,290,214.80 is: 1,935,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,093.20 : 2,733,139.80 = 1,290,214.80 : x
  2. Step 2: Convert to fraction form
    1,822,093.20/2,733,139.80 = 1,290,214.80/x
  3. Step 3: Cross multiply
    1,822,093.20x = 2,733,139.80 × 1,290,214.80
  4. Step 4: Simplify right side
    1,822,093.20x = 3,526,337,420,429.04
  5. Step 5: Solve for x
    x = 3,526,337,420,429.04/1,822,093.20
  6. Step 6: Final answer
    x = 1,935,322.20

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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.