Finding the Fourth Proportional to 4,239,551.16, 6,330,609.95 and 3,365,176.28
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Solution
The fourth proportional to 4,239,551.16, 6,330,609.95 and 3,365,176.28 is: 5,024,970.24
Step by Step Solution
- Step 1: Write the proportion equation
4,239,551.16 : 6,330,609.95 = 3,365,176.28 : x - Step 2: Convert to fraction form
4,239,551.16/6,330,609.95 = 3,365,176.28/x - Step 3: Cross multiply
4,239,551.16x = 6,330,609.95 × 3,365,176.28 - Step 4: Simplify right side
4,239,551.16x = 21,303,618,393,193.05 - Step 5: Solve for x
x = 21,303,618,393,193.05/4,239,551.16 - Step 6: Final answer
x = 5,024,970.24
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.