Finding the Fourth Proportional to 1,531,893.36, 2,298,089.52 and 452,515.44
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Solution
The fourth proportional to 1,531,893.36, 2,298,089.52 and 452,515.44 is: 678,846.86
Step by Step Solution
- Step 1: Write the proportion equation
1,531,893.36 : 2,298,089.52 = 452,515.44 : x - Step 2: Convert to fraction form
1,531,893.36/2,298,089.52 = 452,515.44/x - Step 3: Cross multiply
1,531,893.36x = 2,298,089.52 × 452,515.44 - Step 4: Simplify right side
1,531,893.36x = 1,039,920,990,302.19 - Step 5: Solve for x
x = 1,039,920,990,302.19/1,531,893.36 - Step 6: Final answer
x = 678,846.86
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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.