Finding the Fourth Proportional to 4,631,165.48, 6,391,008.24 and 2,820,329.48
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Solution
The fourth proportional to 4,631,165.48, 6,391,008.24 and 2,820,329.48 is: 3,892,054.61
Step by Step Solution
- Step 1: Write the proportion equation
4,631,165.48 : 6,391,008.24 = 2,820,329.48 : x - Step 2: Convert to fraction form
4,631,165.48/6,391,008.24 = 2,820,329.48/x - Step 3: Cross multiply
4,631,165.48x = 6,391,008.24 × 2,820,329.48 - Step 4: Simplify right side
4,631,165.48x = 18,024,748,946,194.91 - Step 5: Solve for x
x = 18,024,748,946,194.91/4,631,165.48 - Step 6: Final answer
x = 3,892,054.61
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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.