Home / 2,999,424.38-4,139,194.44-1,622,763.68

Finding the Fourth Proportional to 2,999,424.38, 4,139,194.44 and 1,622,763.68

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Solution

The fourth proportional to 2,999,424.38, 4,139,194.44 and 1,622,763.68 is: 2,239,407.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,424.38 : 4,139,194.44 = 1,622,763.68 : x
  2. Step 2: Convert to fraction form
    2,999,424.38/4,139,194.44 = 1,622,763.68/x
  3. Step 3: Cross multiply
    2,999,424.38x = 4,139,194.44 × 1,622,763.68
  4. Step 4: Simplify right side
    2,999,424.38x = 6,716,934,401,689.94
  5. Step 5: Solve for x
    x = 6,716,934,401,689.94/2,999,424.38
  6. Step 6: Final answer
    x = 2,239,407.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.