Home / 2,789,804.86-3,849,928.73-1,566,112.75

Finding the Fourth Proportional to 2,789,804.86, 3,849,928.73 and 1,566,112.75

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Solution

The fourth proportional to 2,789,804.86, 3,849,928.73 and 1,566,112.75 is: 2,161,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,804.86 : 3,849,928.73 = 1,566,112.75 : x
  2. Step 2: Convert to fraction form
    2,789,804.86/3,849,928.73 = 1,566,112.75/x
  3. Step 3: Cross multiply
    2,789,804.86x = 3,849,928.73 × 1,566,112.75
  4. Step 4: Simplify right side
    2,789,804.86x = 6,029,422,478,699.15
  5. Step 5: Solve for x
    x = 6,029,422,478,699.15/2,789,804.86
  6. Step 6: Final answer
    x = 2,161,234.49

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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.