Finding the Fourth Proportional to 2,759,708.72, 3,807,924.12 and 2,536,475.36
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Solution
The fourth proportional to 2,759,708.72, 3,807,924.12 and 2,536,475.36 is: 3,499,900.42
Step by Step Solution
- Step 1: Write the proportion equation
2,759,708.72 : 3,807,924.12 = 2,536,475.36 : x - Step 2: Convert to fraction form
2,759,708.72/3,807,924.12 = 2,536,475.36/x - Step 3: Cross multiply
2,759,708.72x = 3,807,924.12 × 2,536,475.36 - Step 4: Simplify right side
2,759,708.72x = 9,658,705,703,129.68 - Step 5: Solve for x
x = 9,658,705,703,129.68/2,759,708.72 - Step 6: Final answer
x = 3,499,900.42
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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.