Finding the Fourth Proportional to 1,282,356.66, 1,769,704.29 and 709,386.96
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Solution
The fourth proportional to 1,282,356.66, 1,769,704.29 and 709,386.96 is: 978,982.83
Step by Step Solution
- Step 1: Write the proportion equation
1,282,356.66 : 1,769,704.29 = 709,386.96 : x - Step 2: Convert to fraction form
1,282,356.66/1,769,704.29 = 709,386.96/x - Step 3: Cross multiply
1,282,356.66x = 1,769,704.29 × 709,386.96 - Step 4: Simplify right side
1,282,356.66x = 1,255,405,146,382.06 - Step 5: Solve for x
x = 1,255,405,146,382.06/1,282,356.66 - Step 6: Final answer
x = 978,982.83
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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.