Finding the Fourth Proportional to 1,395,790.16, 2,091,929.16 and 756,069.44
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Solution
The fourth proportional to 1,395,790.16, 2,091,929.16 and 756,069.44 is: 1,133,152.93
Step by Step Solution
- Step 1: Write the proportion equation
1,395,790.16 : 2,091,929.16 = 756,069.44 : x - Step 2: Convert to fraction form
1,395,790.16/2,091,929.16 = 756,069.44/x - Step 3: Cross multiply
1,395,790.16x = 2,091,929.16 × 756,069.44 - Step 4: Simplify right side
1,395,790.16x = 1,581,643,708,520.87 - Step 5: Solve for x
x = 1,581,643,708,520.87/1,395,790.16 - Step 6: Final answer
x = 1,133,152.93
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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.