Finding the Fourth Proportional to 1,212,324.84, 1,672,894.08 and 702,972
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Solution
The fourth proportional to 1,212,324.84, 1,672,894.08 and 702,972 is: 970,035.14
Step by Step Solution
- Step 1: Write the proportion equation
1,212,324.84 : 1,672,894.08 = 702,972 : x - Step 2: Convert to fraction form
1,212,324.84/1,672,894.08 = 702,972/x - Step 3: Cross multiply
1,212,324.84x = 1,672,894.08 × 702,972 - Step 4: Simplify right side
1,212,324.84x = 1,175,997,697,205.76 - Step 5: Solve for x
x = 1,175,997,697,205.76/1,212,324.84 - Step 6: Final answer
x = 970,035.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.