Finding the Fourth Proportional to 1,368,651.96, 1,888,574.94 and 756,722.04
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Solution
The fourth proportional to 1,368,651.96, 1,888,574.94 and 756,722.04 is: 1,044,185.32
Step by Step Solution
- Step 1: Write the proportion equation
1,368,651.96 : 1,888,574.94 = 756,722.04 : x - Step 2: Convert to fraction form
1,368,651.96/1,888,574.94 = 756,722.04/x - Step 3: Cross multiply
1,368,651.96x = 1,888,574.94 × 756,722.04 - Step 4: Simplify right side
1,368,651.96x = 1,429,126,281,289.68 - Step 5: Solve for x
x = 1,429,126,281,289.68/1,368,651.96 - Step 6: Final answer
x = 1,044,185.32
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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.