Home / 1,412,023.10-2,116,722.45-985,558.10

Finding the Fourth Proportional to 1,412,023.10, 2,116,722.45 and 985,558.10

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Solution

The fourth proportional to 1,412,023.10, 2,116,722.45 and 985,558.10 is: 1,477,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,023.10 : 2,116,722.45 = 985,558.10 : x
  2. Step 2: Convert to fraction form
    1,412,023.10/2,116,722.45 = 985,558.10/x
  3. Step 3: Cross multiply
    1,412,023.10x = 2,116,722.45 × 985,558.10
  4. Step 4: Simplify right side
    1,412,023.10x = 2,086,152,956,049.35
  5. Step 5: Solve for x
    x = 2,086,152,956,049.35/1,412,023.10
  6. Step 6: Final answer
    x = 1,477,421.27

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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.