Home / 2,989,640.88-4,481,794.80-1,095,940.26

Finding the Fourth Proportional to 2,989,640.88, 4,481,794.80 and 1,095,940.26

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Solution

The fourth proportional to 2,989,640.88, 4,481,794.80 and 1,095,940.26 is: 1,642,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,640.88 : 4,481,794.80 = 1,095,940.26 : x
  2. Step 2: Convert to fraction form
    2,989,640.88/4,481,794.80 = 1,095,940.26/x
  3. Step 3: Cross multiply
    2,989,640.88x = 4,481,794.80 × 1,095,940.26
  4. Step 4: Simplify right side
    2,989,640.88x = 4,911,779,358,378.65
  5. Step 5: Solve for x
    x = 4,911,779,358,378.65/2,989,640.88
  6. Step 6: Final answer
    x = 1,642,932.90

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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.