Finding the Fourth Proportional to 4,315,480.12, 5,957,602.14 and 3,152,621.44
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Solution
The fourth proportional to 4,315,480.12, 5,957,602.14 and 3,152,621.44 is: 4,352,253.68
Step by Step Solution
- Step 1: Write the proportion equation
4,315,480.12 : 5,957,602.14 = 3,152,621.44 : x - Step 2: Convert to fraction form
4,315,480.12/5,957,602.14 = 3,152,621.44/x - Step 3: Cross multiply
4,315,480.12x = 5,957,602.14 × 3,152,621.44 - Step 4: Simplify right side
4,315,480.12x = 18,782,064,237,553.88 - Step 5: Solve for x
x = 18,782,064,237,553.88/4,315,480.12 - Step 6: Final answer
x = 4,352,253.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.