Finding the Fourth Proportional to 2,871,906.28, 3,963,230.68 and 1,582,746.68
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Solution
The fourth proportional to 2,871,906.28, 3,963,230.68 and 1,582,746.68 is: 2,184,190.43
Step by Step Solution
- Step 1: Write the proportion equation
2,871,906.28 : 3,963,230.68 = 1,582,746.68 : x - Step 2: Convert to fraction form
2,871,906.28/3,963,230.68 = 1,582,746.68/x - Step 3: Cross multiply
2,871,906.28x = 3,963,230.68 × 1,582,746.68 - Step 4: Simplify right side
2,871,906.28x = 6,272,790,200,844.14 - Step 5: Solve for x
x = 6,272,790,200,844.14/2,871,906.28 - Step 6: Final answer
x = 2,184,190.43
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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.