Home / 1,770,903.40-2,656,355.10-573,658.60

Finding the Fourth Proportional to 1,770,903.40, 2,656,355.10 and 573,658.60

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Solution

The fourth proportional to 1,770,903.40, 2,656,355.10 and 573,658.60 is: 860,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,903.40 : 2,656,355.10 = 573,658.60 : x
  2. Step 2: Convert to fraction form
    1,770,903.40/2,656,355.10 = 573,658.60/x
  3. Step 3: Cross multiply
    1,770,903.40x = 2,656,355.10 × 573,658.60
  4. Step 4: Simplify right side
    1,770,903.40x = 1,523,840,947,768.86
  5. Step 5: Solve for x
    x = 1,523,840,947,768.86/1,770,903.40
  6. Step 6: Final answer
    x = 860,487.90

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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.