Home / 1,797,317.85-2,697,315.77-1,318,782.22

Finding the Fourth Proportional to 1,797,317.85, 2,697,315.77 and 1,318,782.22

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Solution

The fourth proportional to 1,797,317.85, 2,697,315.77 and 1,318,782.22 is: 1,979,155.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,317.85 : 2,697,315.77 = 1,318,782.22 : x
  2. Step 2: Convert to fraction form
    1,797,317.85/2,697,315.77 = 1,318,782.22/x
  3. Step 3: Cross multiply
    1,797,317.85x = 2,697,315.77 × 1,318,782.22
  4. Step 4: Simplify right side
    1,797,317.85x = 3,557,172,068,337.13
  5. Step 5: Solve for x
    x = 3,557,172,068,337.13/1,797,317.85
  6. Step 6: Final answer
    x = 1,979,155.81

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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.