Finding the Fourth Proportional to 6,224,812.17, 8,590,223.54 and 3,471,502.19
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Solution
The fourth proportional to 6,224,812.17, 8,590,223.54 and 3,471,502.19 is: 4,790,663.39
Step by Step Solution
- Step 1: Write the proportion equation
6,224,812.17 : 8,590,223.54 = 3,471,502.19 : x - Step 2: Convert to fraction form
6,224,812.17/8,590,223.54 = 3,471,502.19/x - Step 3: Cross multiply
6,224,812.17x = 8,590,223.54 × 3,471,502.19 - Step 4: Simplify right side
6,224,812.17x = 29,820,979,771,390.93 - Step 5: Solve for x
x = 29,820,979,771,390.93/6,224,812.17 - Step 6: Final answer
x = 4,790,663.39
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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.