Finding the Fourth Proportional to 1,775,679.48, 2,448,803.49 and 1,163,609.94
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Solution
The fourth proportional to 1,775,679.48, 2,448,803.49 and 1,163,609.94 is: 1,604,710.82
Step by Step Solution
- Step 1: Write the proportion equation
1,775,679.48 : 2,448,803.49 = 1,163,609.94 : x - Step 2: Convert to fraction form
1,775,679.48/2,448,803.49 = 1,163,609.94/x - Step 3: Cross multiply
1,775,679.48x = 2,448,803.49 × 1,163,609.94 - Step 4: Simplify right side
1,775,679.48x = 2,849,452,082,070.69 - Step 5: Solve for x
x = 2,849,452,082,070.69/1,775,679.48 - Step 6: Final answer
x = 1,604,710.82
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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.