Finding the Fourth Proportional to 3,110,853.05, 4,665,703.58 and 866,526.65
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Solution
The fourth proportional to 3,110,853.05, 4,665,703.58 and 866,526.65 is: 1,299,629.53
Step by Step Solution
- Step 1: Write the proportion equation
3,110,853.05 : 4,665,703.58 = 866,526.65 : x - Step 2: Convert to fraction form
3,110,853.05/4,665,703.58 = 866,526.65/x - Step 3: Cross multiply
3,110,853.05x = 4,665,703.58 × 866,526.65 - Step 4: Simplify right side
3,110,853.05x = 4,042,956,488,737.77 - Step 5: Solve for x
x = 4,042,956,488,737.77/3,110,853.05 - Step 6: Final answer
x = 1,299,629.53
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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.