Home / 3,078,495.96-4,247,956.40-1,701,653.72

Finding the Fourth Proportional to 3,078,495.96, 4,247,956.40 and 1,701,653.72

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Solution

The fourth proportional to 3,078,495.96, 4,247,956.40 and 1,701,653.72 is: 2,348,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,495.96 : 4,247,956.40 = 1,701,653.72 : x
  2. Step 2: Convert to fraction form
    3,078,495.96/4,247,956.40 = 1,701,653.72/x
  3. Step 3: Cross multiply
    3,078,495.96x = 4,247,956.40 × 1,701,653.72
  4. Step 4: Simplify right side
    3,078,495.96x = 7,228,550,780,709.76
  5. Step 5: Solve for x
    x = 7,228,550,780,709.76/3,078,495.96
  6. Step 6: Final answer
    x = 2,348,078.70

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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.