Finding the Fourth Proportional to 1,820,232.34, 2,512,420.23 and 1,056,531.94
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Solution
The fourth proportional to 1,820,232.34, 2,512,420.23 and 1,056,531.94 is: 1,458,304.07
Step by Step Solution
- Step 1: Write the proportion equation
1,820,232.34 : 2,512,420.23 = 1,056,531.94 : x - Step 2: Convert to fraction form
1,820,232.34/2,512,420.23 = 1,056,531.94/x - Step 3: Cross multiply
1,820,232.34x = 2,512,420.23 × 1,056,531.94 - Step 4: Simplify right side
1,820,232.34x = 2,654,452,217,378.09 - Step 5: Solve for x
x = 2,654,452,217,378.09/1,820,232.34 - Step 6: Final answer
x = 1,458,304.07
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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.