Home / 3,378,084.35-4,662,091.49-1,927,999.40

Finding the Fourth Proportional to 3,378,084.35, 4,662,091.49 and 1,927,999.40

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Solution

The fourth proportional to 3,378,084.35, 4,662,091.49 and 1,927,999.40 is: 2,660,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,084.35 : 4,662,091.49 = 1,927,999.40 : x
  2. Step 2: Convert to fraction form
    3,378,084.35/4,662,091.49 = 1,927,999.40/x
  3. Step 3: Cross multiply
    3,378,084.35x = 4,662,091.49 × 1,927,999.40
  4. Step 4: Simplify right side
    3,378,084.35x = 8,988,509,562,514.65
  5. Step 5: Solve for x
    x = 8,988,509,562,514.65/3,378,084.35
  6. Step 6: Final answer
    x = 2,660,830.41

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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.