Home / 1,727,665.80-2,591,498.70-828,954.60

Finding the Fourth Proportional to 1,727,665.80, 2,591,498.70 and 828,954.60

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Solution

The fourth proportional to 1,727,665.80, 2,591,498.70 and 828,954.60 is: 1,243,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,665.80 : 2,591,498.70 = 828,954.60 : x
  2. Step 2: Convert to fraction form
    1,727,665.80/2,591,498.70 = 828,954.60/x
  3. Step 3: Cross multiply
    1,727,665.80x = 2,591,498.70 × 828,954.60
  4. Step 4: Simplify right side
    1,727,665.80x = 2,148,234,768,259.02
  5. Step 5: Solve for x
    x = 2,148,234,768,259.02/1,727,665.80
  6. Step 6: Final answer
    x = 1,243,431.90

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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.