Finding the Fourth Proportional to 4,984,297.16, 6,878,336.34 and 2,692,457.96
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Solution
The fourth proportional to 4,984,297.16, 6,878,336.34 and 2,692,457.96 is: 3,715,595.37
Step by Step Solution
- Step 1: Write the proportion equation
4,984,297.16 : 6,878,336.34 = 2,692,457.96 : x - Step 2: Convert to fraction form
4,984,297.16/6,878,336.34 = 2,692,457.96/x - Step 3: Cross multiply
4,984,297.16x = 6,878,336.34 × 2,692,457.96 - Step 4: Simplify right side
4,984,297.16x = 18,519,631,430,190.27 - Step 5: Solve for x
x = 18,519,631,430,190.27/4,984,297.16 - Step 6: Final answer
x = 3,715,595.37
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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.