Finding the Fourth Proportional to 1,296,245.16, 1,944,461.18 and 497,526.70
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Solution
The fourth proportional to 1,296,245.16, 1,944,461.18 and 497,526.70 is: 746,325.91
Step by Step Solution
- Step 1: Write the proportion equation
1,296,245.16 : 1,944,461.18 = 497,526.70 : x - Step 2: Convert to fraction form
1,296,245.16/1,944,461.18 = 497,526.70/x - Step 3: Cross multiply
1,296,245.16x = 1,944,461.18 × 497,526.70 - Step 4: Simplify right side
1,296,245.16x = 967,421,354,163.51 - Step 5: Solve for x
x = 967,421,354,163.51/1,296,245.16 - Step 6: Final answer
x = 746,325.91
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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.