Finding the Fourth Proportional to 1,601,805.78, 2,402,440.76 and 703,006.19
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Solution
The fourth proportional to 1,601,805.78, 2,402,440.76 and 703,006.19 is: 1,054,391.70
Step by Step Solution
- Step 1: Write the proportion equation
1,601,805.78 : 2,402,440.76 = 703,006.19 : x - Step 2: Convert to fraction form
1,601,805.78/2,402,440.76 = 703,006.19/x - Step 3: Cross multiply
1,601,805.78x = 2,402,440.76 × 703,006.19 - Step 4: Simplify right side
1,601,805.78x = 1,688,930,709,861.07 - Step 5: Solve for x
x = 1,688,930,709,861.07/1,601,805.78 - Step 6: Final answer
x = 1,054,391.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.