Home / 1,781,750-2,672,573.16-659,794.16

Finding the Fourth Proportional to 1,781,750, 2,672,573.16 and 659,794.16

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Solution

The fourth proportional to 1,781,750, 2,672,573.16 and 659,794.16 is: 989,672.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,750 : 2,672,573.16 = 659,794.16 : x
  2. Step 2: Convert to fraction form
    1,781,750/2,672,573.16 = 659,794.16/x
  3. Step 3: Cross multiply
    1,781,750x = 2,672,573.16 × 659,794.16
  4. Step 4: Simplify right side
    1,781,750x = 1,763,348,163,140.75
  5. Step 5: Solve for x
    x = 1,763,348,163,140.75/1,781,750
  6. Step 6: Final answer
    x = 989,672.04

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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.