Finding the Fourth Proportional to 2,920,526.87, 4,030,242.23 and 1,613,758.14
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Solution
The fourth proportional to 2,920,526.87, 4,030,242.23 and 1,613,758.14 is: 2,226,939.35
Step by Step Solution
- Step 1: Write the proportion equation
2,920,526.87 : 4,030,242.23 = 1,613,758.14 : x - Step 2: Convert to fraction form
2,920,526.87/4,030,242.23 = 1,613,758.14/x - Step 3: Cross multiply
2,920,526.87x = 4,030,242.23 × 1,613,758.14 - Step 4: Simplify right side
2,920,526.87x = 6,503,836,204,834.25 - Step 5: Solve for x
x = 6,503,836,204,834.25/2,920,526.87 - Step 6: Final answer
x = 2,226,939.35
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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.