Home / 3,347,953.56-4,619,979.72-1,820,047.32

Finding the Fourth Proportional to 3,347,953.56, 4,619,979.72 and 1,820,047.32

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Solution

The fourth proportional to 3,347,953.56, 4,619,979.72 and 1,820,047.32 is: 2,511,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,953.56 : 4,619,979.72 = 1,820,047.32 : x
  2. Step 2: Convert to fraction form
    3,347,953.56/4,619,979.72 = 1,820,047.32/x
  3. Step 3: Cross multiply
    3,347,953.56x = 4,619,979.72 × 1,820,047.32
  4. Step 4: Simplify right side
    3,347,953.56x = 8,408,581,707,840.35
  5. Step 5: Solve for x
    x = 8,408,581,707,840.35/3,347,953.56
  6. Step 6: Final answer
    x = 2,511,558.65

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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.