Finding the Fourth Proportional to 1,881,306, 2,596,249.67 and 1,021,866.03
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Solution
The fourth proportional to 1,881,306, 2,596,249.67 and 1,021,866.03 is: 1,410,200.86
Step by Step Solution
- Step 1: Write the proportion equation
1,881,306 : 2,596,249.67 = 1,021,866.03 : x - Step 2: Convert to fraction form
1,881,306/2,596,249.67 = 1,021,866.03/x - Step 3: Cross multiply
1,881,306x = 2,596,249.67 × 1,021,866.03 - Step 4: Simplify right side
1,881,306x = 2,653,019,338,062.38 - Step 5: Solve for x
x = 2,653,019,338,062.38/1,881,306 - Step 6: Final answer
x = 1,410,200.86
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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.