Finding the Fourth Proportional to 1,606,934.93, 2,217,564.09 and 881,794.79
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Solution
The fourth proportional to 1,606,934.93, 2,217,564.09 and 881,794.79 is: 1,216,873.46
Step by Step Solution
- Step 1: Write the proportion equation
1,606,934.93 : 2,217,564.09 = 881,794.79 : x - Step 2: Convert to fraction form
1,606,934.93/2,217,564.09 = 881,794.79/x - Step 3: Cross multiply
1,606,934.93x = 2,217,564.09 × 881,794.79 - Step 4: Simplify right side
1,606,934.93x = 1,955,436,461,053.09 - Step 5: Solve for x
x = 1,955,436,461,053.09/1,606,934.93 - Step 6: Final answer
x = 1,216,873.46
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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.