Home / 1,064,822.12-1,469,457.60-581,391.44

Finding the Fourth Proportional to 1,064,822.12, 1,469,457.60 and 581,391.44

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Solution

The fourth proportional to 1,064,822.12, 1,469,457.60 and 581,391.44 is: 802,321.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,822.12 : 1,469,457.60 = 581,391.44 : x
  2. Step 2: Convert to fraction form
    1,064,822.12/1,469,457.60 = 581,391.44/x
  3. Step 3: Cross multiply
    1,064,822.12x = 1,469,457.60 × 581,391.44
  4. Step 4: Simplify right side
    1,064,822.12x = 854,330,070,082.94
  5. Step 5: Solve for x
    x = 854,330,070,082.94/1,064,822.12
  6. Step 6: Final answer
    x = 802,321.87

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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.