Home / 2,886,165.86-4,330,504.48-1,809,146.72

Finding the Fourth Proportional to 2,886,165.86, 4,330,504.48 and 1,809,146.72

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Solution

The fourth proportional to 2,886,165.86, 4,330,504.48 and 1,809,146.72 is: 2,714,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,165.86 : 4,330,504.48 = 1,809,146.72 : x
  2. Step 2: Convert to fraction form
    2,886,165.86/4,330,504.48 = 1,809,146.72/x
  3. Step 3: Cross multiply
    2,886,165.86x = 4,330,504.48 × 1,809,146.72
  4. Step 4: Simplify right side
    2,886,165.86x = 7,834,517,975,937.31
  5. Step 5: Solve for x
    x = 7,834,517,975,937.31/2,886,165.86
  6. Step 6: Final answer
    x = 2,714,507.19

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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.