Finding the Fourth Proportional to 4,227,813.84, 6,341,703.60 and 1,531,507.92
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Solution
The fourth proportional to 4,227,813.84, 6,341,703.60 and 1,531,507.92 is: 2,297,255.66
Step by Step Solution
- Step 1: Write the proportion equation
4,227,813.84 : 6,341,703.60 = 1,531,507.92 : x - Step 2: Convert to fraction form
4,227,813.84/6,341,703.60 = 1,531,507.92/x - Step 3: Cross multiply
4,227,813.84x = 6,341,703.60 × 1,531,507.92 - Step 4: Simplify right side
4,227,813.84x = 9,712,369,289,692.51 - Step 5: Solve for x
x = 9,712,369,289,692.51/4,227,813.84 - Step 6: Final answer
x = 2,297,255.66
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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.