Home / 1,882,379.74-2,821,595.84-921,510.35

Finding the Fourth Proportional to 1,882,379.74, 2,821,595.84 and 921,510.35

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Solution

The fourth proportional to 1,882,379.74, 2,821,595.84 and 921,510.35 is: 1,381,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,379.74 : 2,821,595.84 = 921,510.35 : x
  2. Step 2: Convert to fraction form
    1,882,379.74/2,821,595.84 = 921,510.35/x
  3. Step 3: Cross multiply
    1,882,379.74x = 2,821,595.84 × 921,510.35
  4. Step 4: Simplify right side
    1,882,379.74x = 2,600,129,770,076.94
  5. Step 5: Solve for x
    x = 2,600,129,770,076.94/1,882,379.74
  6. Step 6: Final answer
    x = 1,381,299.27

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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.