Finding the Fourth Proportional to 1,503,495.74, 2,072,816.96 and 1,194,423.84
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Solution
The fourth proportional to 1,503,495.74, 2,072,816.96 and 1,194,423.84 is: 1,646,710.35
Step by Step Solution
- Step 1: Write the proportion equation
1,503,495.74 : 2,072,816.96 = 1,194,423.84 : x - Step 2: Convert to fraction form
1,503,495.74/2,072,816.96 = 1,194,423.84/x - Step 3: Cross multiply
1,503,495.74x = 2,072,816.96 × 1,194,423.84 - Step 4: Simplify right side
1,503,495.74x = 2,475,821,992,980.33 - Step 5: Solve for x
x = 2,475,821,992,980.33/1,503,495.74 - Step 6: Final answer
x = 1,646,710.35
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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.