Finding the Fourth Proportional to 5,921,886.54, 8,886,114.34 and 2,889,277.32
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Solution
The fourth proportional to 5,921,886.54, 8,886,114.34 and 2,889,277.32 is: 4,335,518.50
Step by Step Solution
- Step 1: Write the proportion equation
5,921,886.54 : 8,886,114.34 = 2,889,277.32 : x - Step 2: Convert to fraction form
5,921,886.54/8,886,114.34 = 2,889,277.32/x - Step 3: Cross multiply
5,921,886.54x = 8,886,114.34 × 2,889,277.32 - Step 4: Simplify right side
5,921,886.54x = 25,674,448,625,488.77 - Step 5: Solve for x
x = 25,674,448,625,488.77/5,921,886.54 - Step 6: Final answer
x = 4,335,518.50
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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.