Finding the Fourth Proportional to 2,617,794.18, 3,926,661.84 and 1,021,478.58
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Solution
The fourth proportional to 2,617,794.18, 3,926,661.84 and 1,021,478.58 is: 1,532,206.39
Step by Step Solution
- Step 1: Write the proportion equation
2,617,794.18 : 3,926,661.84 = 1,021,478.58 : x - Step 2: Convert to fraction form
2,617,794.18/3,926,661.84 = 1,021,478.58/x - Step 3: Cross multiply
2,617,794.18x = 3,926,661.84 × 1,021,478.58 - Step 4: Simplify right side
2,617,794.18x = 4,011,000,960,463.39 - Step 5: Solve for x
x = 4,011,000,960,463.39/2,617,794.18 - Step 6: Final answer
x = 1,532,206.39
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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.