Finding the Fourth Proportional to 4,520,457.48, 6,775,642.47 and 1,958,715.03
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Solution
The fourth proportional to 4,520,457.48, 6,775,642.47 and 1,958,715.03 is: 2,935,887.09
Step by Step Solution
- Step 1: Write the proportion equation
4,520,457.48 : 6,775,642.47 = 1,958,715.03 : x - Step 2: Convert to fraction form
4,520,457.48/6,775,642.47 = 1,958,715.03/x - Step 3: Cross multiply
4,520,457.48x = 6,775,642.47 × 1,958,715.03 - Step 4: Simplify right side
4,520,457.48x = 13,271,552,743,895.32 - Step 5: Solve for x
x = 13,271,552,743,895.32/4,520,457.48 - Step 6: Final answer
x = 2,935,887.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.