Home / 2,922,369.10-4,380,601.20-1,326,077.80

Finding the Fourth Proportional to 2,922,369.10, 4,380,601.20 and 1,326,077.80

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Solution

The fourth proportional to 2,922,369.10, 4,380,601.20 and 1,326,077.80 is: 1,987,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,369.10 : 4,380,601.20 = 1,326,077.80 : x
  2. Step 2: Convert to fraction form
    2,922,369.10/4,380,601.20 = 1,326,077.80/x
  3. Step 3: Cross multiply
    2,922,369.10x = 4,380,601.20 × 1,326,077.80
  4. Step 4: Simplify right side
    2,922,369.10x = 5,809,018,001,973.36
  5. Step 5: Solve for x
    x = 5,809,018,001,973.36/2,922,369.10
  6. Step 6: Final answer
    x = 1,987,776.97

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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.