Finding the Fourth Proportional to 1,711,228.40, 2,361,495.87 and 936,909.41
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Solution
The fourth proportional to 1,711,228.40, 2,361,495.87 and 936,909.41 is: 1,292,935.36
Step by Step Solution
- Step 1: Write the proportion equation
1,711,228.40 : 2,361,495.87 = 936,909.41 : x - Step 2: Convert to fraction form
1,711,228.40/2,361,495.87 = 936,909.41/x - Step 3: Cross multiply
1,711,228.40x = 2,361,495.87 × 936,909.41 - Step 4: Simplify right side
1,711,228.40x = 2,212,507,702,279.14 - Step 5: Solve for x
x = 2,212,507,702,279.14/1,711,228.40 - Step 6: Final answer
x = 1,292,935.36
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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.