Finding the Fourth Proportional to 1,511,628.18, 2,085,951.14 and 832,564.68
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Solution
The fourth proportional to 1,511,628.18, 2,085,951.14 and 832,564.68 is: 1,148,886.52
Step by Step Solution
- Step 1: Write the proportion equation
1,511,628.18 : 2,085,951.14 = 832,564.68 : x - Step 2: Convert to fraction form
1,511,628.18/2,085,951.14 = 832,564.68/x - Step 3: Cross multiply
1,511,628.18x = 2,085,951.14 × 832,564.68 - Step 4: Simplify right side
1,511,628.18x = 1,736,689,243,369.74 - Step 5: Solve for x
x = 1,736,689,243,369.74/1,511,628.18 - Step 6: Final answer
x = 1,148,886.52
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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.