Finding the Fourth Proportional to 1,910,448.68, 2,865,569.34 and 580,649
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Solution
The fourth proportional to 1,910,448.68, 2,865,569.34 and 580,649 is: 870,941.99
Step by Step Solution
- Step 1: Write the proportion equation
1,910,448.68 : 2,865,569.34 = 580,649 : x - Step 2: Convert to fraction form
1,910,448.68/2,865,569.34 = 580,649/x - Step 3: Cross multiply
1,910,448.68x = 2,865,569.34 × 580,649 - Step 4: Simplify right side
1,910,448.68x = 1,663,889,971,701.66 - Step 5: Solve for x
x = 1,663,889,971,701.66/1,910,448.68 - Step 6: Final answer
x = 870,941.99
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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.