Finding the Fourth Proportional to 3,344,664.52, 4,615,722.90 and 1,816,859.08
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Solution
The fourth proportional to 3,344,664.52, 4,615,722.90 and 1,816,859.08 is: 2,507,312.17
Step by Step Solution
- Step 1: Write the proportion equation
3,344,664.52 : 4,615,722.90 = 1,816,859.08 : x - Step 2: Convert to fraction form
3,344,664.52/4,615,722.90 = 1,816,859.08/x - Step 3: Cross multiply
3,344,664.52x = 4,615,722.90 × 1,816,859.08 - Step 4: Simplify right side
3,344,664.52x = 8,386,118,061,628.93 - Step 5: Solve for x
x = 8,386,118,061,628.93/3,344,664.52 - Step 6: Final answer
x = 2,507,312.17
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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.