Home / 3,483,960.75-4,807,869.48-1,956,071.52

Finding the Fourth Proportional to 3,483,960.75, 4,807,869.48 and 1,956,071.52

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Solution

The fourth proportional to 3,483,960.75, 4,807,869.48 and 1,956,071.52 is: 2,699,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483,960.75 : 4,807,869.48 = 1,956,071.52 : x
  2. Step 2: Convert to fraction form
    3,483,960.75/4,807,869.48 = 1,956,071.52/x
  3. Step 3: Cross multiply
    3,483,960.75x = 4,807,869.48 × 1,956,071.52
  4. Step 4: Simplify right side
    3,483,960.75x = 9,404,536,561,705.21
  5. Step 5: Solve for x
    x = 9,404,536,561,705.21/3,483,960.75
  6. Step 6: Final answer
    x = 2,699,380.74

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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.