Finding the Fourth Proportional to 1,793,396.16, 2,474,857.80 and 977,632.20
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Solution
The fourth proportional to 1,793,396.16, 2,474,857.80 and 977,632.20 is: 1,349,116.68
Step by Step Solution
- Step 1: Write the proportion equation
1,793,396.16 : 2,474,857.80 = 977,632.20 : x - Step 2: Convert to fraction form
1,793,396.16/2,474,857.80 = 977,632.20/x - Step 3: Cross multiply
1,793,396.16x = 2,474,857.80 × 977,632.20 - Step 4: Simplify right side
1,793,396.16x = 2,419,500,675,701.16 - Step 5: Solve for x
x = 2,419,500,675,701.16/1,793,396.16 - Step 6: Final answer
x = 1,349,116.68
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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.