Finding the Fourth Proportional to 2,903,963.76, 4,353,102.36 and 1,625,195.70
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Solution
The fourth proportional to 2,903,963.76, 4,353,102.36 and 1,625,195.70 is: 2,436,202.32
Step by Step Solution
- Step 1: Write the proportion equation
2,903,963.76 : 4,353,102.36 = 1,625,195.70 : x - Step 2: Convert to fraction form
2,903,963.76/4,353,102.36 = 1,625,195.70/x - Step 3: Cross multiply
2,903,963.76x = 4,353,102.36 × 1,625,195.70 - Step 4: Simplify right side
2,903,963.76x = 7,074,643,237,131.85 - Step 5: Solve for x
x = 7,074,643,237,131.85/2,903,963.76 - Step 6: Final answer
x = 2,436,202.32
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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.