Finding the Fourth Proportional to 1,364,916.93, 1,883,580.03 and 753,107.76
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Solution
The fourth proportional to 1,364,916.93, 1,883,580.03 and 753,107.76 is: 1,039,285.77
Step by Step Solution
- Step 1: Write the proportion equation
1,364,916.93 : 1,883,580.03 = 753,107.76 : x - Step 2: Convert to fraction form
1,364,916.93/1,883,580.03 = 753,107.76/x - Step 3: Cross multiply
1,364,916.93x = 1,883,580.03 × 753,107.76 - Step 4: Simplify right side
1,364,916.93x = 1,418,538,737,174.03 - Step 5: Solve for x
x = 1,418,538,737,174.03/1,364,916.93 - Step 6: Final answer
x = 1,039,285.77
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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.