Home / 1,658,584.83-2,289,553.29-1,115,035.88

Finding the Fourth Proportional to 1,658,584.83, 2,289,553.29 and 1,115,035.88

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Solution

The fourth proportional to 1,658,584.83, 2,289,553.29 and 1,115,035.88 is: 1,539,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,584.83 : 2,289,553.29 = 1,115,035.88 : x
  2. Step 2: Convert to fraction form
    1,658,584.83/2,289,553.29 = 1,115,035.88/x
  3. Step 3: Cross multiply
    1,658,584.83x = 2,289,553.29 × 1,115,035.88
  4. Step 4: Simplify right side
    1,658,584.83x = 2,552,934,056,074.28
  5. Step 5: Solve for x
    x = 2,552,934,056,074.28/1,658,584.83
  6. Step 6: Final answer
    x = 1,539,224.29

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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.