Finding the Fourth Proportional to 2,319,557.50, 3,202,389.03 and 1,516,141.18
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Solution
The fourth proportional to 2,319,557.50, 3,202,389.03 and 1,516,141.18 is: 2,093,189.71
Step by Step Solution
- Step 1: Write the proportion equation
2,319,557.50 : 3,202,389.03 = 1,516,141.18 : x - Step 2: Convert to fraction form
2,319,557.50/3,202,389.03 = 1,516,141.18/x - Step 3: Cross multiply
2,319,557.50x = 3,202,389.03 × 1,516,141.18 - Step 4: Simplify right side
2,319,557.50x = 4,855,273,882,763.26 - Step 5: Solve for x
x = 4,855,273,882,763.26/2,319,557.50 - Step 6: Final answer
x = 2,093,189.71
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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.