Finding the Fourth Proportional to 3,164,303.99, 4,746,677.42 and 1,566,438.05
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Solution
The fourth proportional to 3,164,303.99, 4,746,677.42 and 1,566,438.05 is: 2,349,766.70
Step by Step Solution
- Step 1: Write the proportion equation
3,164,303.99 : 4,746,677.42 = 1,566,438.05 : x - Step 2: Convert to fraction form
3,164,303.99/4,746,677.42 = 1,566,438.05/x - Step 3: Cross multiply
3,164,303.99x = 4,746,677.42 × 1,566,438.05 - Step 4: Simplify right side
3,164,303.99x = 7,435,376,137,546.62 - Step 5: Solve for x
x = 7,435,376,137,546.62/3,164,303.99 - Step 6: Final answer
x = 2,349,766.70
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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.