Finding the Fourth Proportional to 4,157,772.06, 6,236,881.65 and 1,318,105.65
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Solution
The fourth proportional to 4,157,772.06, 6,236,881.65 and 1,318,105.65 is: 1,977,229.35
Step by Step Solution
- Step 1: Write the proportion equation
4,157,772.06 : 6,236,881.65 = 1,318,105.65 : x - Step 2: Convert to fraction form
4,157,772.06/6,236,881.65 = 1,318,105.65/x - Step 3: Cross multiply
4,157,772.06x = 6,236,881.65 × 1,318,105.65 - Step 4: Simplify right side
4,157,772.06x = 8,220,868,941,246.32 - Step 5: Solve for x
x = 8,220,868,941,246.32/4,157,772.06 - Step 6: Final answer
x = 1,977,229.35
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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.