Finding the Fourth Proportional to 4,119,306.84, 5,683,021.56 and 2,569,666.68
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Solution
The fourth proportional to 4,119,306.84, 5,683,021.56 and 2,569,666.68 is: 3,545,128.27
Step by Step Solution
- Step 1: Write the proportion equation
4,119,306.84 : 5,683,021.56 = 2,569,666.68 : x - Step 2: Convert to fraction form
4,119,306.84/5,683,021.56 = 2,569,666.68/x - Step 3: Cross multiply
4,119,306.84x = 5,683,021.56 × 2,569,666.68 - Step 4: Simplify right side
4,119,306.84x = 14,603,471,144,453.62 - Step 5: Solve for x
x = 14,603,471,144,453.62/4,119,306.84 - Step 6: Final answer
x = 3,545,128.27
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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.