Finding the Fourth Proportional to 1,606,932.93, 2,217,561.33 and 881,792.79
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Solution
The fourth proportional to 1,606,932.93, 2,217,561.33 and 881,792.79 is: 1,216,870.70
Step by Step Solution
- Step 1: Write the proportion equation
1,606,932.93 : 2,217,561.33 = 881,792.79 : x - Step 2: Convert to fraction form
1,606,932.93/2,217,561.33 = 881,792.79/x - Step 3: Cross multiply
1,606,932.93x = 2,217,561.33 × 881,792.79 - Step 4: Simplify right side
1,606,932.93x = 1,955,429,592,176.81 - Step 5: Solve for x
x = 1,955,429,592,176.81/1,606,932.93 - Step 6: Final answer
x = 1,216,870.70
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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.