Finding the Fourth Proportional to 5,137,503.91, 7,706,274.09 and 1,725,692.92
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Solution
The fourth proportional to 5,137,503.91, 7,706,274.09 and 1,725,692.92 is: 2,588,545.50
Step by Step Solution
- Step 1: Write the proportion equation
5,137,503.91 : 7,706,274.09 = 1,725,692.92 : x - Step 2: Convert to fraction form
5,137,503.91/7,706,274.09 = 1,725,692.92/x - Step 3: Cross multiply
5,137,503.91x = 7,706,274.09 × 1,725,692.92 - Step 4: Simplify right side
5,137,503.91x = 13,298,662,636,692.44 - Step 5: Solve for x
x = 13,298,662,636,692.44/5,137,503.91 - Step 6: Final answer
x = 2,588,545.50
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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.