Finding the Fourth Proportional to 3,598,292.28, 5,396,642.49 and 1,038,951.78
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Solution
The fourth proportional to 3,598,292.28, 5,396,642.49 and 1,038,951.78 is: 1,558,197.86
Step by Step Solution
- Step 1: Write the proportion equation
3,598,292.28 : 5,396,642.49 = 1,038,951.78 : x - Step 2: Convert to fraction form
3,598,292.28/5,396,642.49 = 1,038,951.78/x - Step 3: Cross multiply
3,598,292.28x = 5,396,642.49 × 1,038,951.78 - Step 4: Simplify right side
3,598,292.28x = 5,606,851,321,009.13 - Step 5: Solve for x
x = 5,606,851,321,009.13/3,598,292.28 - Step 6: Final answer
x = 1,558,197.86
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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.