Finding the Fourth Proportional to 3,132,023.20, 4,698,472.20 and 1,334,892.40
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Solution
The fourth proportional to 3,132,023.20, 4,698,472.20 and 1,334,892.40 is: 2,002,525.02
Step by Step Solution
- Step 1: Write the proportion equation
3,132,023.20 : 4,698,472.20 = 1,334,892.40 : x - Step 2: Convert to fraction form
3,132,023.20/4,698,472.20 = 1,334,892.40/x - Step 3: Cross multiply
3,132,023.20x = 4,698,472.20 × 1,334,892.40 - Step 4: Simplify right side
3,132,023.20x = 6,271,954,831,391.28 - Step 5: Solve for x
x = 6,271,954,831,391.28/3,132,023.20 - Step 6: Final answer
x = 2,002,525.02
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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.