Finding the Fourth Proportional to 4,455,228.18, 6,148,217.62 and 2,418,037.68
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Solution
The fourth proportional to 4,455,228.18, 6,148,217.62 and 2,418,037.68 is: 3,336,893.48
Step by Step Solution
- Step 1: Write the proportion equation
4,455,228.18 : 6,148,217.62 = 2,418,037.68 : x - Step 2: Convert to fraction form
4,455,228.18/6,148,217.62 = 2,418,037.68/x - Step 3: Cross multiply
4,455,228.18x = 6,148,217.62 × 2,418,037.68 - Step 4: Simplify right side
4,455,228.18x = 14,866,621,869,999.92 - Step 5: Solve for x
x = 14,866,621,869,999.92/4,455,228.18 - Step 6: Final answer
x = 3,336,893.48
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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.