Finding the Fourth Proportional to 5,718,281.58, 7,891,366.41 and 3,104,896.77
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Solution
The fourth proportional to 5,718,281.58, 7,891,366.41 and 3,104,896.77 is: 4,284,832.38
Step by Step Solution
- Step 1: Write the proportion equation
5,718,281.58 : 7,891,366.41 = 3,104,896.77 : x - Step 2: Convert to fraction form
5,718,281.58/7,891,366.41 = 3,104,896.77/x - Step 3: Cross multiply
5,718,281.58x = 7,891,366.41 × 3,104,896.77 - Step 4: Simplify right side
5,718,281.58x = 24,501,878,077,295.50 - Step 5: Solve for x
x = 24,501,878,077,295.50/5,718,281.58 - Step 6: Final answer
x = 4,284,832.38
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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.