Finding the Fourth Proportional to 3,837,756.08, 5,756,239.63 and 1,278,694.64
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Solution
The fourth proportional to 3,837,756.08, 5,756,239.63 and 1,278,694.64 is: 1,917,910.52
Step by Step Solution
- Step 1: Write the proportion equation
3,837,756.08 : 5,756,239.63 = 1,278,694.64 : x - Step 2: Convert to fraction form
3,837,756.08/5,756,239.63 = 1,278,694.64/x - Step 3: Cross multiply
3,837,756.08x = 5,756,239.63 × 1,278,694.64 - Step 4: Simplify right side
3,837,756.08x = 7,360,472,761,436.58 - Step 5: Solve for x
x = 7,360,472,761,436.58/3,837,756.08 - Step 6: Final answer
x = 1,917,910.52
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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.