Home / 2,783,293.40-4,174,940.10-2,152,659.80

Finding the Fourth Proportional to 2,783,293.40, 4,174,940.10 and 2,152,659.80

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Solution

The fourth proportional to 2,783,293.40, 4,174,940.10 and 2,152,659.80 is: 3,228,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,293.40 : 4,174,940.10 = 2,152,659.80 : x
  2. Step 2: Convert to fraction form
    2,783,293.40/4,174,940.10 = 2,152,659.80/x
  3. Step 3: Cross multiply
    2,783,293.40x = 4,174,940.10 × 2,152,659.80
  4. Step 4: Simplify right side
    2,783,293.40x = 8,987,225,720,677.98
  5. Step 5: Solve for x
    x = 8,987,225,720,677.98/2,783,293.40
  6. Step 6: Final answer
    x = 3,228,989.70

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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.