Finding the Fourth Proportional to 1,576,169.75, 2,175,167.66 and 932,141.99
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Solution
The fourth proportional to 1,576,169.75, 2,175,167.66 and 932,141.99 is: 1,286,387.53
Step by Step Solution
- Step 1: Write the proportion equation
1,576,169.75 : 2,175,167.66 = 932,141.99 : x - Step 2: Convert to fraction form
1,576,169.75/2,175,167.66 = 932,141.99/x - Step 3: Cross multiply
1,576,169.75x = 2,175,167.66 × 932,141.99 - Step 4: Simplify right side
1,576,169.75x = 2,027,565,111,953.25 - Step 5: Solve for x
x = 2,027,565,111,953.25/1,576,169.75 - Step 6: Final answer
x = 1,286,387.53
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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.