Finding the Fourth Proportional to 1,579,182.69, 2,368,243.62 and 513,974.24
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Solution
The fourth proportional to 1,579,182.69, 2,368,243.62 and 513,974.24 is: 770,788.72
Step by Step Solution
- Step 1: Write the proportion equation
1,579,182.69 : 2,368,243.62 = 513,974.24 : x - Step 2: Convert to fraction form
1,579,182.69/2,368,243.62 = 513,974.24/x - Step 3: Cross multiply
1,579,182.69x = 2,368,243.62 × 513,974.24 - Step 4: Simplify right side
1,579,182.69x = 1,217,216,202,883.13 - Step 5: Solve for x
x = 1,217,216,202,883.13/1,579,182.69 - Step 6: Final answer
x = 770,788.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.