Finding the Fourth Proportional to 4,994,772.84, 7,489,125.30 and 1,958,501.02
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Solution
The fourth proportional to 4,994,772.84, 7,489,125.30 and 1,958,501.02 is: 2,936,561.88
Step by Step Solution
- Step 1: Write the proportion equation
4,994,772.84 : 7,489,125.30 = 1,958,501.02 : x - Step 2: Convert to fraction form
4,994,772.84/7,489,125.30 = 1,958,501.02/x - Step 3: Cross multiply
4,994,772.84x = 7,489,125.30 × 1,958,501.02 - Step 4: Simplify right side
4,994,772.84x = 14,667,459,538,957.81 - Step 5: Solve for x
x = 14,667,459,538,957.81/4,994,772.84 - Step 6: Final answer
x = 2,936,561.88
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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.