Finding the Fourth Proportional to 1,486,233.99, 2,051,129.40 and 841,768.83
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Solution
The fourth proportional to 1,486,233.99, 2,051,129.40 and 841,768.83 is: 1,161,712.63
Step by Step Solution
- Step 1: Write the proportion equation
1,486,233.99 : 2,051,129.40 = 841,768.83 : x - Step 2: Convert to fraction form
1,486,233.99/2,051,129.40 = 841,768.83/x - Step 3: Cross multiply
1,486,233.99x = 2,051,129.40 × 841,768.83 - Step 4: Simplify right side
1,486,233.99x = 1,726,576,795,216.60 - Step 5: Solve for x
x = 1,726,576,795,216.60/1,486,233.99 - Step 6: Final answer
x = 1,161,712.63
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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.