Home / 1,064,882.32-1,469,567.88-581,478.16

Finding the Fourth Proportional to 1,064,882.32, 1,469,567.88 and 581,478.16

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Solution

The fourth proportional to 1,064,882.32, 1,469,567.88 and 581,478.16 is: 802,456.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,882.32 : 1,469,567.88 = 581,478.16 : x
  2. Step 2: Convert to fraction form
    1,064,882.32/1,469,567.88 = 581,478.16/x
  3. Step 3: Cross multiply
    1,064,882.32x = 1,469,567.88 × 581,478.16
  4. Step 4: Simplify right side
    1,064,882.32x = 854,521,626,857.50
  5. Step 5: Solve for x
    x = 854,521,626,857.50/1,064,882.32
  6. Step 6: Final answer
    x = 802,456.39

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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.