Home / 1,064,649.08-1,469,188.86-581,228.12

Finding the Fourth Proportional to 1,064,649.08, 1,469,188.86 and 581,228.12

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Solution

The fourth proportional to 1,064,649.08, 1,469,188.86 and 581,228.12 is: 802,080.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,649.08 : 1,469,188.86 = 581,228.12 : x
  2. Step 2: Convert to fraction form
    1,064,649.08/1,469,188.86 = 581,228.12/x
  3. Step 3: Cross multiply
    1,064,649.08x = 1,469,188.86 × 581,228.12
  4. Step 4: Simplify right side
    1,064,649.08x = 853,933,879,022.74
  5. Step 5: Solve for x
    x = 853,933,879,022.74/1,064,649.08
  6. Step 6: Final answer
    x = 802,080.14

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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.