Finding the Fourth Proportional to 1,660,935.38, 2,292,098.72 and 935,794.62
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Solution
The fourth proportional to 1,660,935.38, 2,292,098.72 and 935,794.62 is: 1,291,401.03
Step by Step Solution
- Step 1: Write the proportion equation
1,660,935.38 : 2,292,098.72 = 935,794.62 : x - Step 2: Convert to fraction form
1,660,935.38/2,292,098.72 = 935,794.62/x - Step 3: Cross multiply
1,660,935.38x = 2,292,098.72 × 935,794.62 - Step 4: Simplify right side
1,660,935.38x = 2,144,933,646,005.91 - Step 5: Solve for x
x = 2,144,933,646,005.91/1,660,935.38 - Step 6: Final answer
x = 1,291,401.03
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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.