Finding the Fourth Proportional to 2,038,703.12, 3,057,844.26 and 690,830.76
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Solution
The fourth proportional to 2,038,703.12, 3,057,844.26 and 690,830.76 is: 1,036,174.83
Step by Step Solution
- Step 1: Write the proportion equation
2,038,703.12 : 3,057,844.26 = 690,830.76 : x - Step 2: Convert to fraction form
2,038,703.12/3,057,844.26 = 690,830.76/x - Step 3: Cross multiply
2,038,703.12x = 3,057,844.26 × 690,830.76 - Step 4: Simplify right side
2,038,703.12x = 2,112,452,864,504.44 - Step 5: Solve for x
x = 2,112,452,864,504.44/2,038,703.12 - Step 6: Final answer
x = 1,036,174.83
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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.