Finding the Fourth Proportional to 1,132,537.31, 1,562,901.74 and 623,239.68
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Solution
The fourth proportional to 1,132,537.31, 1,562,901.74 and 623,239.68 is: 860,070.90
Step by Step Solution
- Step 1: Write the proportion equation
1,132,537.31 : 1,562,901.74 = 623,239.68 : x - Step 2: Convert to fraction form
1,132,537.31/1,562,901.74 = 623,239.68/x - Step 3: Cross multiply
1,132,537.31x = 1,562,901.74 × 623,239.68 - Step 4: Simplify right side
1,132,537.31x = 974,062,377,192.85 - Step 5: Solve for x
x = 974,062,377,192.85/1,132,537.31 - Step 6: Final answer
x = 860,070.90
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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.