Home / 1,446,614.73-2,170,012.23-381,657.78

Finding the Fourth Proportional to 1,446,614.73, 2,170,012.23 and 381,657.78

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Solution

The fourth proportional to 1,446,614.73, 2,170,012.23 and 381,657.78 is: 572,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,614.73 : 2,170,012.23 = 381,657.78 : x
  2. Step 2: Convert to fraction form
    1,446,614.73/2,170,012.23 = 381,657.78/x
  3. Step 3: Cross multiply
    1,446,614.73x = 2,170,012.23 × 381,657.78
  4. Step 4: Simplify right side
    1,446,614.73x = 828,202,050,274.65
  5. Step 5: Solve for x
    x = 828,202,050,274.65/1,446,614.73
  6. Step 6: Final answer
    x = 572,510.45

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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.