Finding the Fourth Proportional to 2,907,338.18, 4,362,508.19 and 1,390,713.98
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Solution
The fourth proportional to 2,907,338.18, 4,362,508.19 and 1,390,713.98 is: 2,086,788.93
Step by Step Solution
- Step 1: Write the proportion equation
2,907,338.18 : 4,362,508.19 = 1,390,713.98 : x - Step 2: Convert to fraction form
2,907,338.18/4,362,508.19 = 1,390,713.98/x - Step 3: Cross multiply
2,907,338.18x = 4,362,508.19 × 1,390,713.98 - Step 4: Simplify right side
2,907,338.18x = 6,067,001,109,361.74 - Step 5: Solve for x
x = 6,067,001,109,361.74/2,907,338.18 - Step 6: Final answer
x = 2,086,788.93
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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.