Finding the Fourth Proportional to 2,440,855.91, 3,661,483.11 and 1,225,807.65
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Solution
The fourth proportional to 2,440,855.91, 3,661,483.11 and 1,225,807.65 is: 1,838,811.53
Step by Step Solution
- Step 1: Write the proportion equation
2,440,855.91 : 3,661,483.11 = 1,225,807.65 : x - Step 2: Convert to fraction form
2,440,855.91/3,661,483.11 = 1,225,807.65/x - Step 3: Cross multiply
2,440,855.91x = 3,661,483.11 × 1,225,807.65 - Step 4: Simplify right side
2,440,855.91x = 4,488,274,006,583.79 - Step 5: Solve for x
x = 4,488,274,006,583.79/2,440,855.91 - Step 6: Final answer
x = 1,838,811.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.