Finding the Fourth Proportional to 1,595,317.23, 2,201,537.79 and 870,164.91
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Solution
The fourth proportional to 1,595,317.23, 2,201,537.79 and 870,164.91 is: 1,200,827.58
Step by Step Solution
- Step 1: Write the proportion equation
1,595,317.23 : 2,201,537.79 = 870,164.91 : x - Step 2: Convert to fraction form
1,595,317.23/2,201,537.79 = 870,164.91/x - Step 3: Cross multiply
1,595,317.23x = 2,201,537.79 × 870,164.91 - Step 4: Simplify right side
1,595,317.23x = 1,915,700,932,896.95 - Step 5: Solve for x
x = 1,915,700,932,896.95/1,595,317.23 - Step 6: Final answer
x = 1,200,827.58
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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.