Finding the Fourth Proportional to 1,709,172.24, 2,358,561.68 and 934,649.36
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Solution
The fourth proportional to 1,709,172.24, 2,358,561.68 and 934,649.36 is: 1,289,763.61
Step by Step Solution
- Step 1: Write the proportion equation
1,709,172.24 : 2,358,561.68 = 934,649.36 : x - Step 2: Convert to fraction form
1,709,172.24/2,358,561.68 = 934,649.36/x - Step 3: Cross multiply
1,709,172.24x = 2,358,561.68 × 934,649.36 - Step 4: Simplify right side
1,709,172.24x = 2,204,428,164,732.53 - Step 5: Solve for x
x = 2,204,428,164,732.53/1,709,172.24 - Step 6: Final answer
x = 1,289,763.61
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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.