Finding the Fourth Proportional to 2,736,890.37, 3,776,842.08 and 1,513,164.24
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Solution
The fourth proportional to 2,736,890.37, 3,776,842.08 and 1,513,164.24 is: 2,088,129.81
Step by Step Solution
- Step 1: Write the proportion equation
2,736,890.37 : 3,776,842.08 = 1,513,164.24 : x - Step 2: Convert to fraction form
2,736,890.37/3,776,842.08 = 1,513,164.24/x - Step 3: Cross multiply
2,736,890.37x = 3,776,842.08 × 1,513,164.24 - Step 4: Simplify right side
2,736,890.37x = 5,714,982,375,583.22 - Step 5: Solve for x
x = 5,714,982,375,583.22/2,736,890.37 - Step 6: Final answer
x = 2,088,129.81
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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.