Home / 3,119,318.10-4,678,977.15-2,694,165.30

Finding the Fourth Proportional to 3,119,318.10, 4,678,977.15 and 2,694,165.30

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Solution

The fourth proportional to 3,119,318.10, 4,678,977.15 and 2,694,165.30 is: 4,041,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,318.10 : 4,678,977.15 = 2,694,165.30 : x
  2. Step 2: Convert to fraction form
    3,119,318.10/4,678,977.15 = 2,694,165.30/x
  3. Step 3: Cross multiply
    3,119,318.10x = 4,678,977.15 × 2,694,165.30
  4. Step 4: Simplify right side
    3,119,318.10x = 12,605,937,877,022.89
  5. Step 5: Solve for x
    x = 12,605,937,877,022.89/3,119,318.10
  6. Step 6: Final answer
    x = 4,041,247.95

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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.