Finding the Fourth Proportional to 1,737,289.70, 2,600,404.95 and 1,239,625.70
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Solution
The fourth proportional to 1,737,289.70, 2,600,404.95 and 1,239,625.70 is: 1,855,492.96
Step by Step Solution
- Step 1: Write the proportion equation
1,737,289.70 : 2,600,404.95 = 1,239,625.70 : x - Step 2: Convert to fraction form
1,737,289.70/2,600,404.95 = 1,239,625.70/x - Step 3: Cross multiply
1,737,289.70x = 2,600,404.95 × 1,239,625.70 - Step 4: Simplify right side
1,737,289.70x = 3,223,528,806,427.22 - Step 5: Solve for x
x = 3,223,528,806,427.22/1,737,289.70 - Step 6: Final answer
x = 1,855,492.96
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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.