Finding the Fourth Proportional to 3,591,423.51, 4,956,269.76 and 1,959,936.23
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Solution
The fourth proportional to 3,591,423.51, 4,956,269.76 and 1,959,936.23 is: 2,704,769.46
Step by Step Solution
- Step 1: Write the proportion equation
3,591,423.51 : 4,956,269.76 = 1,959,936.23 : x - Step 2: Convert to fraction form
3,591,423.51/4,956,269.76 = 1,959,936.23/x - Step 3: Cross multiply
3,591,423.51x = 4,956,269.76 × 1,959,936.23 - Step 4: Simplify right side
3,591,423.51x = 9,713,972,643,496.06 - Step 5: Solve for x
x = 9,713,972,643,496.06/3,591,423.51 - Step 6: Final answer
x = 2,704,769.46
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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.