Finding the Fourth Proportional to 3,651,119.04, 5,038,206.14 and 2,019,491.28
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Solution
The fourth proportional to 3,651,119.04, 5,038,206.14 and 2,019,491.28 is: 2,786,710.94
Step by Step Solution
- Step 1: Write the proportion equation
3,651,119.04 : 5,038,206.14 = 2,019,491.28 : x - Step 2: Convert to fraction form
3,651,119.04/5,038,206.14 = 2,019,491.28/x - Step 3: Cross multiply
3,651,119.04x = 5,038,206.14 × 2,019,491.28 - Step 4: Simplify right side
3,651,119.04x = 10,174,613,374,119.25 - Step 5: Solve for x
x = 10,174,613,374,119.25/3,651,119.04 - Step 6: Final answer
x = 2,786,710.94
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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.