Home / 3,493,369.14-5,240,545.79-1,218,561.77

Finding the Fourth Proportional to 3,493,369.14, 5,240,545.79 and 1,218,561.77

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Solution

The fourth proportional to 3,493,369.14, 5,240,545.79 and 1,218,561.77 is: 1,828,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,369.14 : 5,240,545.79 = 1,218,561.77 : x
  2. Step 2: Convert to fraction form
    3,493,369.14/5,240,545.79 = 1,218,561.77/x
  3. Step 3: Cross multiply
    3,493,369.14x = 5,240,545.79 × 1,218,561.77
  4. Step 4: Simplify right side
    3,493,369.14x = 6,385,928,760,637.00
  5. Step 5: Solve for x
    x = 6,385,928,760,637.00/3,493,369.14
  6. Step 6: Final answer
    x = 1,828,014.31

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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.