Finding the Fourth Proportional to 3,933,808.73, 5,901,763.15 and 1,409,719.13
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Solution
The fourth proportional to 3,933,808.73, 5,901,763.15 and 1,409,719.13 is: 2,114,954.99
Step by Step Solution
- Step 1: Write the proportion equation
3,933,808.73 : 5,901,763.15 = 1,409,719.13 : x - Step 2: Convert to fraction form
3,933,808.73/5,901,763.15 = 1,409,719.13/x - Step 3: Cross multiply
3,933,808.73x = 5,901,763.15 × 1,409,719.13 - Step 4: Simplify right side
3,933,808.73x = 8,319,828,406,235.46 - Step 5: Solve for x
x = 8,319,828,406,235.46/3,933,808.73 - Step 6: Final answer
x = 2,114,954.99
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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.