Finding the Fourth Proportional to 1,323,483.84, 1,985,122.08 and 482,224.32
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Solution
The fourth proportional to 1,323,483.84, 1,985,122.08 and 482,224.32 is: 723,298.70
Step by Step Solution
- Step 1: Write the proportion equation
1,323,483.84 : 1,985,122.08 = 482,224.32 : x - Step 2: Convert to fraction form
1,323,483.84/1,985,122.08 = 482,224.32/x - Step 3: Cross multiply
1,323,483.84x = 1,985,122.08 × 482,224.32 - Step 4: Simplify right side
1,323,483.84x = 957,274,145,144.99 - Step 5: Solve for x
x = 957,274,145,144.99/1,323,483.84 - Step 6: Final answer
x = 723,298.70
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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.