Home / 1,342,211.56-2,013,632.64-443,653.34

Finding the Fourth Proportional to 1,342,211.56, 2,013,632.64 and 443,653.34

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Solution

The fourth proportional to 1,342,211.56, 2,013,632.64 and 443,653.34 is: 665,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,211.56 : 2,013,632.64 = 443,653.34 : x
  2. Step 2: Convert to fraction form
    1,342,211.56/2,013,632.64 = 443,653.34/x
  3. Step 3: Cross multiply
    1,342,211.56x = 2,013,632.64 × 443,653.34
  4. Step 4: Simplify right side
    1,342,211.56x = 893,354,843,448.09
  5. Step 5: Solve for x
    x = 893,354,843,448.09/1,342,211.56
  6. Step 6: Final answer
    x = 665,584.23

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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.