Home / 1,447,884.60-2,171,826.90-943,999.80

Finding the Fourth Proportional to 1,447,884.60, 2,171,826.90 and 943,999.80

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Solution

The fourth proportional to 1,447,884.60, 2,171,826.90 and 943,999.80 is: 1,415,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,884.60 : 2,171,826.90 = 943,999.80 : x
  2. Step 2: Convert to fraction form
    1,447,884.60/2,171,826.90 = 943,999.80/x
  3. Step 3: Cross multiply
    1,447,884.60x = 2,171,826.90 × 943,999.80
  4. Step 4: Simplify right side
    1,447,884.60x = 2,050,204,159,234.62
  5. Step 5: Solve for x
    x = 2,050,204,159,234.62/1,447,884.60
  6. Step 6: Final answer
    x = 1,415,999.70

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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.