Home / 1,424,828.52-2,136,795.78-414,020.37

Finding the Fourth Proportional to 1,424,828.52, 2,136,795.78 and 414,020.37

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Solution

The fourth proportional to 1,424,828.52, 2,136,795.78 and 414,020.37 is: 620,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,828.52 : 2,136,795.78 = 414,020.37 : x
  2. Step 2: Convert to fraction form
    1,424,828.52/2,136,795.78 = 414,020.37/x
  3. Step 3: Cross multiply
    1,424,828.52x = 2,136,795.78 × 414,020.37
  4. Step 4: Simplify right side
    1,424,828.52x = 884,676,979,450.04
  5. Step 5: Solve for x
    x = 884,676,979,450.04/1,424,828.52
  6. Step 6: Final answer
    x = 620,900.67

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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.