Finding the Fourth Proportional to 3,576,556.80, 5,366,159.04 and 1,302,261.12
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Solution
The fourth proportional to 3,576,556.80, 5,366,159.04 and 1,302,261.12 is: 1,953,873.70
Step by Step Solution
- Step 1: Write the proportion equation
3,576,556.80 : 5,366,159.04 = 1,302,261.12 : x - Step 2: Convert to fraction form
3,576,556.80/5,366,159.04 = 1,302,261.12/x - Step 3: Cross multiply
3,576,556.80x = 5,366,159.04 × 1,302,261.12 - Step 4: Simplify right side
3,576,556.80x = 6,988,140,281,528.53 - Step 5: Solve for x
x = 6,988,140,281,528.53/3,576,556.80 - Step 6: Final answer
x = 1,953,873.70
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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.