Finding the Fourth Proportional to 1,496,663.12, 2,245,014.12 and 499,391.12
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Solution
The fourth proportional to 1,496,663.12, 2,245,014.12 and 499,391.12 is: 749,093.17
Step by Step Solution
- Step 1: Write the proportion equation
1,496,663.12 : 2,245,014.12 = 499,391.12 : x - Step 2: Convert to fraction form
1,496,663.12/2,245,014.12 = 499,391.12/x - Step 3: Cross multiply
1,496,663.12x = 2,245,014.12 × 499,391.12 - Step 4: Simplify right side
1,496,663.12x = 1,121,140,115,802.61 - Step 5: Solve for x
x = 1,121,140,115,802.61/1,496,663.12 - Step 6: Final answer
x = 749,093.17
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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.