Home / 1,097,420.69-1,644,759.96-528,695.80

Finding the Fourth Proportional to 1,097,420.69, 1,644,759.96 and 528,695.80

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Solution

The fourth proportional to 1,097,420.69, 1,644,759.96 and 528,695.80 is: 792,383.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,420.69 : 1,644,759.96 = 528,695.80 : x
  2. Step 2: Convert to fraction form
    1,097,420.69/1,644,759.96 = 528,695.80/x
  3. Step 3: Cross multiply
    1,097,420.69x = 1,644,759.96 × 528,695.80
  4. Step 4: Simplify right side
    1,097,420.69x = 869,577,682,860.17
  5. Step 5: Solve for x
    x = 869,577,682,860.17/1,097,420.69
  6. Step 6: Final answer
    x = 792,383.17

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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.