Home / 1,424,056.80-2,134,357.20-823,864.80

Finding the Fourth Proportional to 1,424,056.80, 2,134,357.20 and 823,864.80

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Solution

The fourth proportional to 1,424,056.80, 2,134,357.20 and 823,864.80 is: 1,234,797.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,056.80 : 2,134,357.20 = 823,864.80 : x
  2. Step 2: Convert to fraction form
    1,424,056.80/2,134,357.20 = 823,864.80/x
  3. Step 3: Cross multiply
    1,424,056.80x = 2,134,357.20 × 823,864.80
  4. Step 4: Simplify right side
    1,424,056.80x = 1,758,421,767,706.56
  5. Step 5: Solve for x
    x = 1,758,421,767,706.56/1,424,056.80
  6. Step 6: Final answer
    x = 1,234,797.49

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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.