Finding the Fourth Proportional to 1,551,025.60, 2,326,611.30 and 486,102.40
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Solution
The fourth proportional to 1,551,025.60, 2,326,611.30 and 486,102.40 is: 729,176.45
Step by Step Solution
- Step 1: Write the proportion equation
1,551,025.60 : 2,326,611.30 = 486,102.40 : x - Step 2: Convert to fraction form
1,551,025.60/2,326,611.30 = 486,102.40/x - Step 3: Cross multiply
1,551,025.60x = 2,326,611.30 × 486,102.40 - Step 4: Simplify right side
1,551,025.60x = 1,130,971,336,797.12 - Step 5: Solve for x
x = 1,130,971,336,797.12/1,551,025.60 - Step 6: Final answer
x = 729,176.45
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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.