Finding the Fourth Proportional to 1,916,398.93, 2,876,592.21 and 1,411,529.98
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Solution
The fourth proportional to 1,916,398.93, 2,876,592.21 and 1,411,529.98 is: 2,118,763.52
Step by Step Solution
- Step 1: Write the proportion equation
1,916,398.93 : 2,876,592.21 = 1,411,529.98 : x - Step 2: Convert to fraction form
1,916,398.93/2,876,592.21 = 1,411,529.98/x - Step 3: Cross multiply
1,916,398.93x = 2,876,592.21 × 1,411,529.98 - Step 4: Simplify right side
1,916,398.93x = 4,060,396,144,649.46 - Step 5: Solve for x
x = 4,060,396,144,649.46/1,916,398.93 - Step 6: Final answer
x = 2,118,763.52
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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.