Finding the Fourth Proportional to 1,248,857.77, 1,723,423.74 and 675,897.94
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Solution
The fourth proportional to 1,248,857.77, 1,723,423.74 and 675,897.94 is: 932,739.17
Step by Step Solution
- Step 1: Write the proportion equation
1,248,857.77 : 1,723,423.74 = 675,897.94 : x - Step 2: Convert to fraction form
1,248,857.77/1,723,423.74 = 675,897.94/x - Step 3: Cross multiply
1,248,857.77x = 1,723,423.74 × 675,897.94 - Step 4: Simplify right side
1,248,857.77x = 1,164,858,555,613.10 - Step 5: Solve for x
x = 1,164,858,555,613.10/1,248,857.77 - Step 6: Final answer
x = 932,739.17
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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.