Home / 1,064,855.09-1,469,488.83-581,418.74

Finding the Fourth Proportional to 1,064,855.09, 1,469,488.83 and 581,418.74

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Solution

The fourth proportional to 1,064,855.09, 1,469,488.83 and 581,418.74 is: 802,351.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,855.09 : 1,469,488.83 = 581,418.74 : x
  2. Step 2: Convert to fraction form
    1,064,855.09/1,469,488.83 = 581,418.74/x
  3. Step 3: Cross multiply
    1,064,855.09x = 1,469,488.83 × 581,418.74
  4. Step 4: Simplify right side
    1,064,855.09x = 854,388,343,982.67
  5. Step 5: Solve for x
    x = 854,388,343,982.67/1,064,855.09
  6. Step 6: Final answer
    x = 802,351.75

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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.