Finding the Fourth Proportional to 2,615,170.93, 3,609,914.85 and 1,963,678.96
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Solution
The fourth proportional to 2,615,170.93, 3,609,914.85 and 1,963,678.96 is: 2,710,612.05
Step by Step Solution
- Step 1: Write the proportion equation
2,615,170.93 : 3,609,914.85 = 1,963,678.96 : x - Step 2: Convert to fraction form
2,615,170.93/3,609,914.85 = 1,963,678.96/x - Step 3: Cross multiply
2,615,170.93x = 3,609,914.85 × 1,963,678.96 - Step 4: Simplify right side
2,615,170.93x = 7,088,713,838,336.56 - Step 5: Solve for x
x = 7,088,713,838,336.56/2,615,170.93 - Step 6: Final answer
x = 2,710,612.05
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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.