Finding the Fourth Proportional to 2,924,620.20, 4,035,900.36 and 1,617,838.19
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Solution
The fourth proportional to 2,924,620.20, 4,035,900.36 and 1,617,838.19 is: 2,232,574.92
Step by Step Solution
- Step 1: Write the proportion equation
2,924,620.20 : 4,035,900.36 = 1,617,838.19 : x - Step 2: Convert to fraction form
2,924,620.20/4,035,900.36 = 1,617,838.19/x - Step 3: Cross multiply
2,924,620.20x = 4,035,900.36 × 1,617,838.19 - Step 4: Simplify right side
2,924,620.20x = 6,529,433,709,463.29 - Step 5: Solve for x
x = 6,529,433,709,463.29/2,924,620.20 - Step 6: Final answer
x = 2,232,574.92
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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.