Finding the Fourth Proportional to 1,534,186.30, 2,301,279.18 and 1,457,473.87
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Solution
The fourth proportional to 1,534,186.30, 2,301,279.18 and 1,457,473.87 is: 2,186,210.55
Step by Step Solution
- Step 1: Write the proportion equation
1,534,186.30 : 2,301,279.18 = 1,457,473.87 : x - Step 2: Convert to fraction form
1,534,186.30/2,301,279.18 = 1,457,473.87/x - Step 3: Cross multiply
1,534,186.30x = 2,301,279.18 × 1,457,473.87 - Step 4: Simplify right side
1,534,186.30x = 3,354,054,272,425.03 - Step 5: Solve for x
x = 3,354,054,272,425.03/1,534,186.30 - Step 6: Final answer
x = 2,186,210.55
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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.