Home / 2,762,899.80-4,144,910.20-869,200.80

Finding the Fourth Proportional to 2,762,899.80, 4,144,910.20 and 869,200.80

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Solution

The fourth proportional to 2,762,899.80, 4,144,910.20 and 869,200.80 is: 1,303,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,899.80 : 4,144,910.20 = 869,200.80 : x
  2. Step 2: Convert to fraction form
    2,762,899.80/4,144,910.20 = 869,200.80/x
  3. Step 3: Cross multiply
    2,762,899.80x = 4,144,910.20 × 869,200.80
  4. Step 4: Simplify right side
    2,762,899.80x = 3,602,759,261,768.16
  5. Step 5: Solve for x
    x = 3,602,759,261,768.16/2,762,899.80
  6. Step 6: Final answer
    x = 1,303,977.53

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1.5x scale

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.