Finding the Fourth Proportional to 2,405,354.63, 3,319,389.97 and 1,317,664.87
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Solution
The fourth proportional to 2,405,354.63, 3,319,389.97 and 1,317,664.87 is: 1,818,377.84
Step by Step Solution
- Step 1: Write the proportion equation
2,405,354.63 : 3,319,389.97 = 1,317,664.87 : x - Step 2: Convert to fraction form
2,405,354.63/3,319,389.97 = 1,317,664.87/x - Step 3: Cross multiply
2,405,354.63x = 3,319,389.97 × 1,317,664.87 - Step 4: Simplify right side
2,405,354.63x = 4,373,843,541,706.72 - Step 5: Solve for x
x = 4,373,843,541,706.72/2,405,354.63 - Step 6: Final answer
x = 1,818,377.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.