Finding the Fourth Proportional to 2,915,827.60, 4,023,843.80 and 1,626,667.99
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Solution
The fourth proportional to 2,915,827.60, 4,023,843.80 and 1,626,667.99 is: 2,244,802.77
Step by Step Solution
- Step 1: Write the proportion equation
2,915,827.60 : 4,023,843.80 = 1,626,667.99 : x - Step 2: Convert to fraction form
2,915,827.60/4,023,843.80 = 1,626,667.99/x - Step 3: Cross multiply
2,915,827.60x = 4,023,843.80 × 1,626,667.99 - Step 4: Simplify right side
2,915,827.60x = 6,545,457,886,100.74 - Step 5: Solve for x
x = 6,545,457,886,100.74/2,915,827.60 - Step 6: Final answer
x = 2,244,802.77
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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.