Finding the Fourth Proportional to 4,211,928.63, 6,318,122.58 and 1,333,080.45
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Solution
The fourth proportional to 4,211,928.63, 6,318,122.58 and 1,333,080.45 is: 1,999,693.35
Step by Step Solution
- Step 1: Write the proportion equation
4,211,928.63 : 6,318,122.58 = 1,333,080.45 : x - Step 2: Convert to fraction form
4,211,928.63/6,318,122.58 = 1,333,080.45/x - Step 3: Cross multiply
4,211,928.63x = 6,318,122.58 × 1,333,080.45 - Step 4: Simplify right side
4,211,928.63x = 8,422,565,676,306.26 - Step 5: Solve for x
x = 8,422,565,676,306.26/4,211,928.63 - Step 6: Final answer
x = 1,999,693.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.