Finding the Fourth Proportional to 1,619,006.55, 2,234,184.57 and 893,841.09
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Solution
The fourth proportional to 1,619,006.55, 2,234,184.57 and 893,841.09 is: 1,233,476.15
Step by Step Solution
- Step 1: Write the proportion equation
1,619,006.55 : 2,234,184.57 = 893,841.09 : x - Step 2: Convert to fraction form
1,619,006.55/2,234,184.57 = 893,841.09/x - Step 3: Cross multiply
1,619,006.55x = 2,234,184.57 × 893,841.09 - Step 4: Simplify right side
1,619,006.55x = 1,997,005,971,309.98 - Step 5: Solve for x
x = 1,997,005,971,309.98/1,619,006.55 - Step 6: Final answer
x = 1,233,476.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.