Finding the Fourth Proportional to 1,535,428.98, 2,303,060.49 and 470,474.19
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Solution
The fourth proportional to 1,535,428.98, 2,303,060.49 and 470,474.19 is: 705,685.86
Step by Step Solution
- Step 1: Write the proportion equation
1,535,428.98 : 2,303,060.49 = 470,474.19 : x - Step 2: Convert to fraction form
1,535,428.98/2,303,060.49 = 470,474.19/x - Step 3: Cross multiply
1,535,428.98x = 2,303,060.49 × 470,474.19 - Step 4: Simplify right side
1,535,428.98x = 1,083,530,518,553.75 - Step 5: Solve for x
x = 1,083,530,518,553.75/1,535,428.98 - Step 6: Final answer
x = 705,685.86
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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.