Home / 3,322,211.40-4,983,317.10-1,887,320.70

Finding the Fourth Proportional to 3,322,211.40, 4,983,317.10 and 1,887,320.70

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Solution

The fourth proportional to 3,322,211.40, 4,983,317.10 and 1,887,320.70 is: 2,830,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,211.40 : 4,983,317.10 = 1,887,320.70 : x
  2. Step 2: Convert to fraction form
    3,322,211.40/4,983,317.10 = 1,887,320.70/x
  3. Step 3: Cross multiply
    3,322,211.40x = 4,983,317.10 × 1,887,320.70
  4. Step 4: Simplify right side
    3,322,211.40x = 9,405,117,517,493.97
  5. Step 5: Solve for x
    x = 9,405,117,517,493.97/3,322,211.40
  6. Step 6: Final answer
    x = 2,830,981.05

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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.