Finding the Fourth Proportional to 1,235,359.62, 1,703,598.53 and 963,328.25
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Solution
The fourth proportional to 1,235,359.62, 1,703,598.53 and 963,328.25 is: 1,328,458.99
Step by Step Solution
- Step 1: Write the proportion equation
1,235,359.62 : 1,703,598.53 = 963,328.25 : x - Step 2: Convert to fraction form
1,235,359.62/1,703,598.53 = 963,328.25/x - Step 3: Cross multiply
1,235,359.62x = 1,703,598.53 × 963,328.25 - Step 4: Simplify right side
1,235,359.62x = 1,641,124,590,049.83 - Step 5: Solve for x
x = 1,641,124,590,049.83/1,235,359.62 - Step 6: Final answer
x = 1,328,458.99
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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.