Finding the Fourth Proportional to 4,984,273.08, 6,878,302.99 and 2,692,433.77
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Solution
The fourth proportional to 4,984,273.08, 6,878,302.99 and 2,692,433.77 is: 3,715,561.91
Step by Step Solution
- Step 1: Write the proportion equation
4,984,273.08 : 6,878,302.99 = 2,692,433.77 : x - Step 2: Convert to fraction form
4,984,273.08/6,878,302.99 = 2,692,433.77/x - Step 3: Cross multiply
4,984,273.08x = 6,878,302.99 × 2,692,433.77 - Step 4: Simplify right side
4,984,273.08x = 18,519,375,226,641.13 - Step 5: Solve for x
x = 18,519,375,226,641.13/4,984,273.08 - Step 6: Final answer
x = 3,715,561.91
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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.