Home / 1,579,704.80-2,362,645.20-1,412,434.40

Finding the Fourth Proportional to 1,579,704.80, 2,362,645.20 and 1,412,434.40

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Solution

The fourth proportional to 1,579,704.80, 2,362,645.20 and 1,412,434.40 is: 2,112,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,704.80 : 2,362,645.20 = 1,412,434.40 : x
  2. Step 2: Convert to fraction form
    1,579,704.80/2,362,645.20 = 1,412,434.40/x
  3. Step 3: Cross multiply
    1,579,704.80x = 2,362,645.20 × 1,412,434.40
  4. Step 4: Simplify right side
    1,579,704.80x = 3,337,081,355,474.88
  5. Step 5: Solve for x
    x = 3,337,081,355,474.88/1,579,704.80
  6. Step 6: Final answer
    x = 2,112,471.49

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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.