Home / 2,998,330.32-4,137,682.86-1,621,675.38

Finding the Fourth Proportional to 2,998,330.32, 4,137,682.86 and 1,621,675.38

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Solution

The fourth proportional to 2,998,330.32, 4,137,682.86 and 1,621,675.38 is: 2,237,905.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,330.32 : 4,137,682.86 = 1,621,675.38 : x
  2. Step 2: Convert to fraction form
    2,998,330.32/4,137,682.86 = 1,621,675.38/x
  3. Step 3: Cross multiply
    2,998,330.32x = 4,137,682.86 × 1,621,675.38
  4. Step 4: Simplify right side
    2,998,330.32x = 6,709,978,424,309.99
  5. Step 5: Solve for x
    x = 6,709,978,424,309.99/2,998,330.32
  6. Step 6: Final answer
    x = 2,237,905.00

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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.