Finding the Fourth Proportional to 2,135,991.18, 3,204,511.74 and 640,083.18
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Solution
The fourth proportional to 2,135,991.18, 3,204,511.74 and 640,083.18 is: 960,282.09
Step by Step Solution
- Step 1: Write the proportion equation
2,135,991.18 : 3,204,511.74 = 640,083.18 : x - Step 2: Convert to fraction form
2,135,991.18/3,204,511.74 = 640,083.18/x - Step 3: Cross multiply
2,135,991.18x = 3,204,511.74 × 640,083.18 - Step 4: Simplify right side
2,135,991.18x = 2,051,154,064,886.53 - Step 5: Solve for x
x = 2,051,154,064,886.53/2,135,991.18 - Step 6: Final answer
x = 960,282.09
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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.