Home / 1,209,788.25-1,668,657.45-796,193.29

Finding the Fourth Proportional to 1,209,788.25, 1,668,657.45 and 796,193.29

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Solution

The fourth proportional to 1,209,788.25, 1,668,657.45 and 796,193.29 is: 1,098,187.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,788.25 : 1,668,657.45 = 796,193.29 : x
  2. Step 2: Convert to fraction form
    1,209,788.25/1,668,657.45 = 796,193.29/x
  3. Step 3: Cross multiply
    1,209,788.25x = 1,668,657.45 × 796,193.29
  4. Step 4: Simplify right side
    1,209,788.25x = 1,328,573,860,683.86
  5. Step 5: Solve for x
    x = 1,328,573,860,683.86/1,209,788.25
  6. Step 6: Final answer
    x = 1,098,187.11

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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.