Finding the Fourth Proportional to 974,603.92, 1,463,179.11 and 782,580.88
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Solution
The fourth proportional to 974,603.92, 1,463,179.11 and 782,580.88 is: 1,174,893.69
Step by Step Solution
- Step 1: Write the proportion equation
974,603.92 : 1,463,179.11 = 782,580.88 : x - Step 2: Convert to fraction form
974,603.92/1,463,179.11 = 782,580.88/x - Step 3: Cross multiply
974,603.92x = 1,463,179.11 × 782,580.88 - Step 4: Simplify right side
974,603.92x = 1,145,055,995,501.42 - Step 5: Solve for x
x = 1,145,055,995,501.42/974,603.92 - Step 6: Final answer
x = 1,174,893.69
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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.