Finding the Fourth Proportional to 2,141,232.03, 2,954,627.82 and 1,223,520.53
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Solution
The fourth proportional to 2,141,232.03, 2,954,627.82 and 1,223,520.53 is: 1,688,302.68
Step by Step Solution
- Step 1: Write the proportion equation
2,141,232.03 : 2,954,627.82 = 1,223,520.53 : x - Step 2: Convert to fraction form
2,141,232.03/2,954,627.82 = 1,223,520.53/x - Step 3: Cross multiply
2,141,232.03x = 2,954,627.82 × 1,223,520.53 - Step 4: Simplify right side
2,141,232.03x = 3,615,047,781,506.01 - Step 5: Solve for x
x = 3,615,047,781,506.01/2,141,232.03 - Step 6: Final answer
x = 1,688,302.68
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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.