Home / 1,064,815.08-1,469,402.82-581,400.60

Finding the Fourth Proportional to 1,064,815.08, 1,469,402.82 and 581,400.60

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Solution

The fourth proportional to 1,064,815.08, 1,469,402.82 and 581,400.60 is: 802,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,815.08 : 1,469,402.82 = 581,400.60 : x
  2. Step 2: Convert to fraction form
    1,064,815.08/1,469,402.82 = 581,400.60/x
  3. Step 3: Cross multiply
    1,064,815.08x = 1,469,402.82 × 581,400.60
  4. Step 4: Simplify right side
    1,064,815.08x = 854,311,681,189.69
  5. Step 5: Solve for x
    x = 854,311,681,189.69/1,064,815.08
  6. Step 6: Final answer
    x = 802,309.90

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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.