Home / 1,788,558.12-2,682,838.67-440,720.82

Finding the Fourth Proportional to 1,788,558.12, 2,682,838.67 and 440,720.82

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Solution

The fourth proportional to 1,788,558.12, 2,682,838.67 and 440,720.82 is: 661,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,558.12 : 2,682,838.67 = 440,720.82 : x
  2. Step 2: Convert to fraction form
    1,788,558.12/2,682,838.67 = 440,720.82/x
  3. Step 3: Cross multiply
    1,788,558.12x = 2,682,838.67 × 440,720.82
  4. Step 4: Simplify right side
    1,788,558.12x = 1,182,382,856,366.51
  5. Step 5: Solve for x
    x = 1,182,382,856,366.51/1,788,558.12
  6. Step 6: Final answer
    x = 661,081.60

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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.