Finding the Fourth Proportional to 4,144,029.24, 6,220,285.47 and 3,422,070.60
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Solution
The fourth proportional to 4,144,029.24, 6,220,285.47 and 3,422,070.60 is: 5,136,608.55
Step by Step Solution
- Step 1: Write the proportion equation
4,144,029.24 : 6,220,285.47 = 3,422,070.60 : x - Step 2: Convert to fraction form
4,144,029.24/6,220,285.47 = 3,422,070.60/x - Step 3: Cross multiply
4,144,029.24x = 6,220,285.47 × 3,422,070.60 - Step 4: Simplify right side
4,144,029.24x = 21,286,256,030,494.18 - Step 5: Solve for x
x = 21,286,256,030,494.18/4,144,029.24 - Step 6: Final answer
x = 5,136,608.55
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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.