Finding the Fourth Proportional to 4,581,719.11, 6,322,403.64 and 2,648,104.93
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Solution
The fourth proportional to 4,581,719.11, 6,322,403.64 and 2,648,104.93 is: 3,654,171.69
Step by Step Solution
- Step 1: Write the proportion equation
4,581,719.11 : 6,322,403.64 = 2,648,104.93 : x - Step 2: Convert to fraction form
4,581,719.11/6,322,403.64 = 2,648,104.93/x - Step 3: Cross multiply
4,581,719.11x = 6,322,403.64 × 2,648,104.93 - Step 4: Simplify right side
4,581,719.11x = 16,742,388,248,533.95 - Step 5: Solve for x
x = 16,742,388,248,533.95/4,581,719.11 - Step 6: Final answer
x = 3,654,171.69
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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.