Home / 1,084,006.08-1,625,422.68-860,802.48

Finding the Fourth Proportional to 1,084,006.08, 1,625,422.68 and 860,802.48

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Solution

The fourth proportional to 1,084,006.08, 1,625,422.68 and 860,802.48 is: 1,290,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,006.08 : 1,625,422.68 = 860,802.48 : x
  2. Step 2: Convert to fraction form
    1,084,006.08/1,625,422.68 = 860,802.48/x
  3. Step 3: Cross multiply
    1,084,006.08x = 1,625,422.68 × 860,802.48
  4. Step 4: Simplify right side
    1,084,006.08x = 1,399,167,873,992.25
  5. Step 5: Solve for x
    x = 1,399,167,873,992.25/1,084,006.08
  6. Step 6: Final answer
    x = 1,290,738.03

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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.