Finding the Fourth Proportional to 6,174,024.19, 8,520,153.38 and 3,457,770.19
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Solution
The fourth proportional to 6,174,024.19, 8,520,153.38 and 3,457,770.19 is: 4,771,722.86
Step by Step Solution
- Step 1: Write the proportion equation
6,174,024.19 : 8,520,153.38 = 3,457,770.19 : x - Step 2: Convert to fraction form
6,174,024.19/8,520,153.38 = 3,457,770.19/x - Step 3: Cross multiply
6,174,024.19x = 8,520,153.38 × 3,457,770.19 - Step 4: Simplify right side
6,174,024.19x = 29,460,732,345,969.15 - Step 5: Solve for x
x = 29,460,732,345,969.15/6,174,024.19 - Step 6: Final answer
x = 4,771,722.86
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1.5x scale
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.