Finding the Fourth Proportional to 5,913,582.32, 8,871,467.58 and 1,871,087.80
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Solution
The fourth proportional to 5,913,582.32, 8,871,467.58 and 1,871,087.80 is: 2,806,977.88
Step by Step Solution
- Step 1: Write the proportion equation
5,913,582.32 : 8,871,467.58 = 1,871,087.80 : x - Step 2: Convert to fraction form
5,913,582.32/8,871,467.58 = 1,871,087.80/x - Step 3: Cross multiply
5,913,582.32x = 8,871,467.58 × 1,871,087.80 - Step 4: Simplify right side
5,913,582.32x = 16,599,294,757,033.53 - Step 5: Solve for x
x = 16,599,294,757,033.53/5,913,582.32 - Step 6: Final answer
x = 2,806,977.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.