Finding the Fourth Proportional to 2,264,335.12, 3,124,777.80 and 1,245,737.44
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Solution
The fourth proportional to 2,264,335.12, 3,124,777.80 and 1,245,737.44 is: 1,719,115.10
Step by Step Solution
- Step 1: Write the proportion equation
2,264,335.12 : 3,124,777.80 = 1,245,737.44 : x - Step 2: Convert to fraction form
2,264,335.12/3,124,777.80 = 1,245,737.44/x - Step 3: Cross multiply
2,264,335.12x = 3,124,777.80 × 1,245,737.44 - Step 4: Simplify right side
2,264,335.12x = 3,892,652,697,140.83 - Step 5: Solve for x
x = 3,892,652,697,140.83/2,264,335.12 - Step 6: Final answer
x = 1,719,115.10
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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.