Finding the Fourth Proportional to 3,528,583.63, 5,293,191.17 and 1,369,558.13
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Solution
The fourth proportional to 3,528,583.63, 5,293,191.17 and 1,369,558.13 is: 2,054,459.73
Step by Step Solution
- Step 1: Write the proportion equation
3,528,583.63 : 5,293,191.17 = 1,369,558.13 : x - Step 2: Convert to fraction form
3,528,583.63/5,293,191.17 = 1,369,558.13/x - Step 3: Cross multiply
3,528,583.63x = 5,293,191.17 × 1,369,558.13 - Step 4: Simplify right side
3,528,583.63x = 7,249,332,977,475.65 - Step 5: Solve for x
x = 7,249,332,977,475.65/3,528,583.63 - Step 6: Final answer
x = 2,054,459.73
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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.