Finding the Fourth Proportional to 2,372,538.26, 3,558,905.81 and 689,641.76
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Solution
The fourth proportional to 2,372,538.26, 3,558,905.81 and 689,641.76 is: 1,034,491.25
Step by Step Solution
- Step 1: Write the proportion equation
2,372,538.26 : 3,558,905.81 = 689,641.76 : x - Step 2: Convert to fraction form
2,372,538.26/3,558,905.81 = 689,641.76/x - Step 3: Cross multiply
2,372,538.26x = 3,558,905.81 × 689,641.76 - Step 4: Simplify right side
2,372,538.26x = 2,454,370,066,482.63 - Step 5: Solve for x
x = 2,454,370,066,482.63/2,372,538.26 - Step 6: Final answer
x = 1,034,491.25
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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.