Home / 1,630,843.19-2,445,185.03-778,046.46

Finding the Fourth Proportional to 1,630,843.19, 2,445,185.03 and 778,046.46

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Solution

The fourth proportional to 1,630,843.19, 2,445,185.03 and 778,046.46 is: 1,166,554.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,843.19 : 2,445,185.03 = 778,046.46 : x
  2. Step 2: Convert to fraction form
    1,630,843.19/2,445,185.03 = 778,046.46/x
  3. Step 3: Cross multiply
    1,630,843.19x = 2,445,185.03 × 778,046.46
  4. Step 4: Simplify right side
    1,630,843.19x = 1,902,467,555,663.94
  5. Step 5: Solve for x
    x = 1,902,467,555,663.94/1,630,843.19
  6. Step 6: Final answer
    x = 1,166,554.56

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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.