Finding the Fourth Proportional to 3,724,591.68, 5,584,642.20 and 2,428,706.70
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Solution
The fourth proportional to 3,724,591.68, 5,584,642.20 and 2,428,706.70 is: 3,641,595.94
Step by Step Solution
- Step 1: Write the proportion equation
3,724,591.68 : 5,584,642.20 = 2,428,706.70 : x - Step 2: Convert to fraction form
3,724,591.68/5,584,642.20 = 2,428,706.70/x - Step 3: Cross multiply
3,724,591.68x = 5,584,642.20 × 2,428,706.70 - Step 4: Simplify right side
3,724,591.68x = 13,563,457,928,242.74 - Step 5: Solve for x
x = 13,563,457,928,242.74/3,724,591.68 - Step 6: Final answer
x = 3,641,595.94
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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.