Finding the Fourth Proportional to 4,141,402.20, 6,208,409.70 and 1,616,470.20
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Solution
The fourth proportional to 4,141,402.20, 6,208,409.70 and 1,616,470.20 is: 2,423,263.62
Step by Step Solution
- Step 1: Write the proportion equation
4,141,402.20 : 6,208,409.70 = 1,616,470.20 : x - Step 2: Convert to fraction form
4,141,402.20/6,208,409.70 = 1,616,470.20/x - Step 3: Cross multiply
4,141,402.20x = 6,208,409.70 × 1,616,470.20 - Step 4: Simplify right side
4,141,402.20x = 10,035,709,269,440.94 - Step 5: Solve for x
x = 10,035,709,269,440.94/4,141,402.20 - Step 6: Final answer
x = 2,423,263.62
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1.5x scale
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.