Finding the Fourth Proportional to 2,973,548.76, 4,103,526.06 and 1,615,431.48
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Solution
The fourth proportional to 2,973,548.76, 4,103,526.06 and 1,615,431.48 is: 2,229,311.07
Step by Step Solution
- Step 1: Write the proportion equation
2,973,548.76 : 4,103,526.06 = 1,615,431.48 : x - Step 2: Convert to fraction form
2,973,548.76/4,103,526.06 = 1,615,431.48/x - Step 3: Cross multiply
2,973,548.76x = 4,103,526.06 × 1,615,431.48 - Step 4: Simplify right side
2,973,548.76x = 6,628,965,176,324.37 - Step 5: Solve for x
x = 6,628,965,176,324.37/2,973,548.76 - Step 6: Final answer
x = 2,229,311.07
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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.