Finding the Fourth Proportional to 1,203,290.46, 1,661,295.69 and 774,316.08
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Solution
The fourth proportional to 1,203,290.46, 1,661,295.69 and 774,316.08 is: 1,069,041.94
Step by Step Solution
- Step 1: Write the proportion equation
1,203,290.46 : 1,661,295.69 = 774,316.08 : x - Step 2: Convert to fraction form
1,203,290.46/1,661,295.69 = 774,316.08/x - Step 3: Cross multiply
1,203,290.46x = 1,661,295.69 × 774,316.08 - Step 4: Simplify right side
1,203,290.46x = 1,286,367,966,401.70 - Step 5: Solve for x
x = 1,286,367,966,401.70/1,203,290.46 - Step 6: Final answer
x = 1,069,041.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.