Finding the Fourth Proportional to 3,646,817.96, 5,470,460.24 and 1,402,955.96
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Solution
The fourth proportional to 3,646,817.96, 5,470,460.24 and 1,402,955.96 is: 2,104,523.69
Step by Step Solution
- Step 1: Write the proportion equation
3,646,817.96 : 5,470,460.24 = 1,402,955.96 : x - Step 2: Convert to fraction form
3,646,817.96/5,470,460.24 = 1,402,955.96/x - Step 3: Cross multiply
3,646,817.96x = 5,470,460.24 × 1,402,955.96 - Step 4: Simplify right side
3,646,817.96x = 7,674,814,763,283.95 - Step 5: Solve for x
x = 7,674,814,763,283.95/3,646,817.96 - Step 6: Final answer
x = 2,104,523.69
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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.