Home / 6,456,056.80-9,683,048.40-1,967,288.80

Finding the Fourth Proportional to 6,456,056.80, 9,683,048.40 and 1,967,288.80

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Solution

The fourth proportional to 6,456,056.80, 9,683,048.40 and 1,967,288.80 is: 2,950,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,056.80 : 9,683,048.40 = 1,967,288.80 : x
  2. Step 2: Convert to fraction form
    6,456,056.80/9,683,048.40 = 1,967,288.80/x
  3. Step 3: Cross multiply
    6,456,056.80x = 9,683,048.40 × 1,967,288.80
  4. Step 4: Simplify right side
    6,456,056.80x = 19,049,352,667,177.92
  5. Step 5: Solve for x
    x = 19,049,352,667,177.92/6,456,056.80
  6. Step 6: Final answer
    x = 2,950,617.27

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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.