Finding the Fourth Proportional to 2,912,452.35, 4,019,202.90 and 1,623,374.48
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Solution
The fourth proportional to 2,912,452.35, 4,019,202.90 and 1,623,374.48 is: 2,240,267.17
Step by Step Solution
- Step 1: Write the proportion equation
2,912,452.35 : 4,019,202.90 = 1,623,374.48 : x - Step 2: Convert to fraction form
2,912,452.35/4,019,202.90 = 1,623,374.48/x - Step 3: Cross multiply
2,912,452.35x = 4,019,202.90 × 1,623,374.48 - Step 4: Simplify right side
2,912,452.35x = 6,524,671,397,705.98 - Step 5: Solve for x
x = 6,524,671,397,705.98/2,912,452.35 - Step 6: Final answer
x = 2,240,267.17
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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.