Finding the Fourth Proportional to 1,595,293.38, 2,201,511.71 and 870,156.68
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Solution
The fourth proportional to 1,595,293.38, 2,201,511.71 and 870,156.68 is: 1,200,819.94
Step by Step Solution
- Step 1: Write the proportion equation
1,595,293.38 : 2,201,511.71 = 870,156.68 : x - Step 2: Convert to fraction form
1,595,293.38/2,201,511.71 = 870,156.68/x - Step 3: Cross multiply
1,595,293.38x = 2,201,511.71 × 870,156.68 - Step 4: Simplify right side
1,595,293.38x = 1,915,660,106,827.92 - Step 5: Solve for x
x = 1,915,660,106,827.92/1,595,293.38 - Step 6: Final answer
x = 1,200,819.94
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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.