Home / 2,311,859.20-3,467,788.80-2,076,246.40

Finding the Fourth Proportional to 2,311,859.20, 3,467,788.80 and 2,076,246.40

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Solution

The fourth proportional to 2,311,859.20, 3,467,788.80 and 2,076,246.40 is: 3,114,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,859.20 : 3,467,788.80 = 2,076,246.40 : x
  2. Step 2: Convert to fraction form
    2,311,859.20/3,467,788.80 = 2,076,246.40/x
  3. Step 3: Cross multiply
    2,311,859.20x = 3,467,788.80 × 2,076,246.40
  4. Step 4: Simplify right side
    2,311,859.20x = 7,199,984,011,960.32
  5. Step 5: Solve for x
    x = 7,199,984,011,960.32/2,311,859.20
  6. Step 6: Final answer
    x = 3,114,369.60

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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.