Finding the Fourth Proportional to 2,570,149.36, 3,546,753.06 and 1,424,219.68
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Solution
The fourth proportional to 2,570,149.36, 3,546,753.06 and 1,424,219.68 is: 1,965,393.76
Step by Step Solution
- Step 1: Write the proportion equation
2,570,149.36 : 3,546,753.06 = 1,424,219.68 : x - Step 2: Convert to fraction form
2,570,149.36/3,546,753.06 = 1,424,219.68/x - Step 3: Cross multiply
2,570,149.36x = 3,546,753.06 × 1,424,219.68 - Step 4: Simplify right side
2,570,149.36x = 5,051,355,508,152.22 - Step 5: Solve for x
x = 5,051,355,508,152.22/2,570,149.36 - Step 6: Final answer
x = 1,965,393.76
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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.