Home / 2,494,108.20-3,742,263.90-1,214,005.80

Finding the Fourth Proportional to 2,494,108.20, 3,742,263.90 and 1,214,005.80

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Solution

The fourth proportional to 2,494,108.20, 3,742,263.90 and 1,214,005.80 is: 1,821,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494,108.20 : 3,742,263.90 = 1,214,005.80 : x
  2. Step 2: Convert to fraction form
    2,494,108.20/3,742,263.90 = 1,214,005.80/x
  3. Step 3: Cross multiply
    2,494,108.20x = 3,742,263.90 × 1,214,005.80
  4. Step 4: Simplify right side
    2,494,108.20x = 4,543,130,079,730.62
  5. Step 5: Solve for x
    x = 4,543,130,079,730.62/2,494,108.20
  6. Step 6: Final answer
    x = 1,821,544.90

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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.