Finding the Fourth Proportional to 1,881,082.58, 2,596,686.63 and 1,270,062.11
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Solution
The fourth proportional to 1,881,082.58, 2,596,686.63 and 1,270,062.11 is: 1,753,220.91
Step by Step Solution
- Step 1: Write the proportion equation
1,881,082.58 : 2,596,686.63 = 1,270,062.11 : x - Step 2: Convert to fraction form
1,881,082.58/2,596,686.63 = 1,270,062.11/x - Step 3: Cross multiply
1,881,082.58x = 2,596,686.63 × 1,270,062.11 - Step 4: Simplify right side
1,881,082.58x = 3,297,953,306,798.31 - Step 5: Solve for x
x = 3,297,953,306,798.31/1,881,082.58 - Step 6: Final answer
x = 1,753,220.91
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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.