Finding the Fourth Proportional to 1,938,057.63, 2,906,864.62 and 518,224.42
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Solution
The fourth proportional to 1,938,057.63, 2,906,864.62 and 518,224.42 is: 777,277.32
Step by Step Solution
- Step 1: Write the proportion equation
1,938,057.63 : 2,906,864.62 = 518,224.42 : x - Step 2: Convert to fraction form
1,938,057.63/2,906,864.62 = 518,224.42/x - Step 3: Cross multiply
1,938,057.63x = 2,906,864.62 × 518,224.42 - Step 4: Simplify right side
1,938,057.63x = 1,506,408,234,056.04 - Step 5: Solve for x
x = 1,506,408,234,056.04/1,938,057.63 - Step 6: Final answer
x = 777,277.32
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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.