Finding the Fourth Proportional to 1,477,989.08, 2,040,311.55 and 866,056.92
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Solution
The fourth proportional to 1,477,989.08, 2,040,311.55 and 866,056.92 is: 1,195,560.88
Step by Step Solution
- Step 1: Write the proportion equation
1,477,989.08 : 2,040,311.55 = 866,056.92 : x - Step 2: Convert to fraction form
1,477,989.08/2,040,311.55 = 866,056.92/x - Step 3: Cross multiply
1,477,989.08x = 2,040,311.55 × 866,056.92 - Step 4: Simplify right side
1,477,989.08x = 1,767,025,925,934.54 - Step 5: Solve for x
x = 1,767,025,925,934.54/1,477,989.08 - Step 6: Final answer
x = 1,195,560.88
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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.