Home / 3,618,541.83-4,993,360.63-1,986,937.77

Finding the Fourth Proportional to 3,618,541.83, 4,993,360.63 and 1,986,937.77

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Solution

The fourth proportional to 3,618,541.83, 4,993,360.63 and 1,986,937.77 is: 2,741,849.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,541.83 : 4,993,360.63 = 1,986,937.77 : x
  2. Step 2: Convert to fraction form
    3,618,541.83/4,993,360.63 = 1,986,937.77/x
  3. Step 3: Cross multiply
    3,618,541.83x = 4,993,360.63 × 1,986,937.77
  4. Step 4: Simplify right side
    3,618,541.83x = 9,921,496,834,977.99
  5. Step 5: Solve for x
    x = 9,921,496,834,977.99/3,618,541.83
  6. Step 6: Final answer
    x = 2,741,849.42

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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.