Finding the Fourth Proportional to 2,619,917.94, 3,615,194.22 and 1,473,973.68
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Solution
The fourth proportional to 2,619,917.94, 3,615,194.22 and 1,473,973.68 is: 2,033,919.10
Step by Step Solution
- Step 1: Write the proportion equation
2,619,917.94 : 3,615,194.22 = 1,473,973.68 : x - Step 2: Convert to fraction form
2,619,917.94/3,615,194.22 = 1,473,973.68/x - Step 3: Cross multiply
2,619,917.94x = 3,615,194.22 × 1,473,973.68 - Step 4: Simplify right side
2,619,917.94x = 5,328,701,128,368.13 - Step 5: Solve for x
x = 5,328,701,128,368.13/2,619,917.94 - Step 6: Final answer
x = 2,033,919.10
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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.