Finding the Fourth Proportional to 1,606,605.08, 2,217,137.63 and 881,439.62
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Solution
The fourth proportional to 1,606,605.08, 2,217,137.63 and 881,439.62 is: 1,216,399.08
Step by Step Solution
- Step 1: Write the proportion equation
1,606,605.08 : 2,217,137.63 = 881,439.62 : x - Step 2: Convert to fraction form
1,606,605.08/2,217,137.63 = 881,439.62/x - Step 3: Cross multiply
1,606,605.08x = 2,217,137.63 × 881,439.62 - Step 4: Simplify right side
1,606,605.08x = 1,954,272,934,582.01 - Step 5: Solve for x
x = 1,954,272,934,582.01/1,606,605.08 - Step 6: Final answer
x = 1,216,399.08
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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.