Finding the Fourth Proportional to 1,405,314.66, 2,107,976.99 and 340,357.44
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Solution
The fourth proportional to 1,405,314.66, 2,107,976.99 and 340,357.44 is: 510,537.37
Step by Step Solution
- Step 1: Write the proportion equation
1,405,314.66 : 2,107,976.99 = 340,357.44 : x - Step 2: Convert to fraction form
1,405,314.66/2,107,976.99 = 340,357.44/x - Step 3: Cross multiply
1,405,314.66x = 2,107,976.99 × 340,357.44 - Step 4: Simplify right side
1,405,314.66x = 717,465,650,193.52 - Step 5: Solve for x
x = 717,465,650,193.52/1,405,314.66 - Step 6: Final answer
x = 510,537.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.