Finding the Fourth Proportional to 1,087,885.06, 1,629,584.94 and 637,239.67
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Solution
The fourth proportional to 1,087,885.06, 1,629,584.94 and 637,239.67 is: 954,545.85
Step by Step Solution
- Step 1: Write the proportion equation
1,087,885.06 : 1,629,584.94 = 637,239.67 : x - Step 2: Convert to fraction form
1,087,885.06/1,629,584.94 = 637,239.67/x - Step 3: Cross multiply
1,087,885.06x = 1,629,584.94 × 637,239.67 - Step 4: Simplify right side
1,087,885.06x = 1,038,436,169,402.57 - Step 5: Solve for x
x = 1,038,436,169,402.57/1,087,885.06 - Step 6: Final answer
x = 954,545.85
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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.