Home / 1,711,258.40-2,563,777.20-1,393,997.60

Finding the Fourth Proportional to 1,711,258.40, 2,563,777.20 and 1,393,997.60

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Solution

The fourth proportional to 1,711,258.40, 2,563,777.20 and 1,393,997.60 is: 2,088,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,258.40 : 2,563,777.20 = 1,393,997.60 : x
  2. Step 2: Convert to fraction form
    1,711,258.40/2,563,777.20 = 1,393,997.60/x
  3. Step 3: Cross multiply
    1,711,258.40x = 2,563,777.20 × 1,393,997.60
  4. Step 4: Simplify right side
    1,711,258.40x = 3,573,899,263,734.72
  5. Step 5: Solve for x
    x = 3,573,899,263,734.72/1,711,258.40
  6. Step 6: Final answer
    x = 2,088,462.66

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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.