Finding the Fourth Proportional to 4,555,695.81, 6,286,991.44 and 2,518,636.53
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Solution
The fourth proportional to 4,555,695.81, 6,286,991.44 and 2,518,636.53 is: 3,475,790.96
Step by Step Solution
- Step 1: Write the proportion equation
4,555,695.81 : 6,286,991.44 = 2,518,636.53 : x - Step 2: Convert to fraction form
4,555,695.81/6,286,991.44 = 2,518,636.53/x - Step 3: Cross multiply
4,555,695.81x = 6,286,991.44 × 2,518,636.53 - Step 4: Simplify right side
4,555,695.81x = 15,834,646,304,581.30 - Step 5: Solve for x
x = 15,834,646,304,581.30/4,555,695.81 - Step 6: Final answer
x = 3,475,790.96
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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.