Finding the Fourth Proportional to 1,703,928.10, 2,553,721.35 and 905,592.10
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Solution
The fourth proportional to 1,703,928.10, 2,553,721.35 and 905,592.10 is: 1,357,234.43
Step by Step Solution
- Step 1: Write the proportion equation
1,703,928.10 : 2,553,721.35 = 905,592.10 : x - Step 2: Convert to fraction form
1,703,928.10/2,553,721.35 = 905,592.10/x - Step 3: Cross multiply
1,703,928.10x = 2,553,721.35 × 905,592.10 - Step 4: Simplify right side
1,703,928.10x = 2,312,629,880,161.34 - Step 5: Solve for x
x = 2,312,629,880,161.34/1,703,928.10 - Step 6: Final answer
x = 1,357,234.43
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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.