Home / 1,903,311.60-2,853,218.96-823,148.56

Finding the Fourth Proportional to 1,903,311.60, 2,853,218.96 and 823,148.56

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Solution

The fourth proportional to 1,903,311.60, 2,853,218.96 and 823,148.56 is: 1,233,966.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,311.60 : 2,853,218.96 = 823,148.56 : x
  2. Step 2: Convert to fraction form
    1,903,311.60/2,853,218.96 = 823,148.56/x
  3. Step 3: Cross multiply
    1,903,311.60x = 2,853,218.96 × 823,148.56
  4. Step 4: Simplify right side
    1,903,311.60x = 2,348,623,078,288.70
  5. Step 5: Solve for x
    x = 2,348,623,078,288.70/1,903,311.60
  6. Step 6: Final answer
    x = 1,233,966.67

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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.