Finding the Fourth Proportional to 4,283,342.12, 6,422,946.46 and 2,486,677.88
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Solution
The fourth proportional to 4,283,342.12, 6,422,946.46 and 2,486,677.88 is: 3,728,816.99
Step by Step Solution
- Step 1: Write the proportion equation
4,283,342.12 : 6,422,946.46 = 2,486,677.88 : x - Step 2: Convert to fraction form
4,283,342.12/6,422,946.46 = 2,486,677.88/x - Step 3: Cross multiply
4,283,342.12x = 6,422,946.46 × 2,486,677.88 - Step 4: Simplify right side
4,283,342.12x = 15,971,798,886,506.30 - Step 5: Solve for x
x = 15,971,798,886,506.30/4,283,342.12 - Step 6: Final answer
x = 3,728,816.99
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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.