Finding the Fourth Proportional to 2,438,937.52, 3,658,121.25 and 979,924.81
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Solution
The fourth proportional to 2,438,937.52, 3,658,121.25 and 979,924.81 is: 1,469,772.69
Step by Step Solution
- Step 1: Write the proportion equation
2,438,937.52 : 3,658,121.25 = 979,924.81 : x - Step 2: Convert to fraction form
2,438,937.52/3,658,121.25 = 979,924.81/x - Step 3: Cross multiply
2,438,937.52x = 3,658,121.25 × 979,924.81 - Step 4: Simplify right side
2,438,937.52x = 3,584,683,770,863.21 - Step 5: Solve for x
x = 3,584,683,770,863.21/2,438,937.52 - Step 6: Final answer
x = 1,469,772.69
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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.