Home / 847,877.20-1,271,815.80-733,715.80

Finding the Fourth Proportional to 847,877.20, 1,271,815.80 and 733,715.80

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Solution

The fourth proportional to 847,877.20, 1,271,815.80 and 733,715.80 is: 1,100,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,877.20 : 1,271,815.80 = 733,715.80 : x
  2. Step 2: Convert to fraction form
    847,877.20/1,271,815.80 = 733,715.80/x
  3. Step 3: Cross multiply
    847,877.20x = 1,271,815.80 × 733,715.80
  4. Step 4: Simplify right side
    847,877.20x = 933,151,347,149.64
  5. Step 5: Solve for x
    x = 933,151,347,149.64/847,877.20
  6. Step 6: Final answer
    x = 1,100,573.70

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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.