Home / 4,300,378.86-6,454,554.09-2,171,957.67

Finding the Fourth Proportional to 4,300,378.86, 6,454,554.09 and 2,171,957.67

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Solution

The fourth proportional to 4,300,378.86, 6,454,554.09 and 2,171,957.67 is: 3,259,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300,378.86 : 6,454,554.09 = 2,171,957.67 : x
  2. Step 2: Convert to fraction form
    4,300,378.86/6,454,554.09 = 2,171,957.67/x
  3. Step 3: Cross multiply
    4,300,378.86x = 6,454,554.09 × 2,171,957.67
  4. Step 4: Simplify right side
    4,300,378.86x = 14,019,018,262,205.37
  5. Step 5: Solve for x
    x = 14,019,018,262,205.37/4,300,378.86
  6. Step 6: Final answer
    x = 3,259,949.58

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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.