Home / 1,644,663-2,467,357.38-698,842.20

Finding the Fourth Proportional to 1,644,663, 2,467,357.38 and 698,842.20

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Solution

The fourth proportional to 1,644,663, 2,467,357.38 and 698,842.20 is: 1,048,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,663 : 2,467,357.38 = 698,842.20 : x
  2. Step 2: Convert to fraction form
    1,644,663/2,467,357.38 = 698,842.20/x
  3. Step 3: Cross multiply
    1,644,663x = 2,467,357.38 × 698,842.20
  4. Step 4: Simplify right side
    1,644,663x = 1,724,293,459,625.44
  5. Step 5: Solve for x
    x = 1,724,293,459,625.44/1,644,663
  6. Step 6: Final answer
    x = 1,048,417.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.