Finding the Fourth Proportional to 4,698,565.80, 7,041,943.80 and 2,297,239.80
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Solution
The fourth proportional to 4,698,565.80, 7,041,943.80 and 2,297,239.80 is: 3,442,972.65
Step by Step Solution
- Step 1: Write the proportion equation
4,698,565.80 : 7,041,943.80 = 2,297,239.80 : x - Step 2: Convert to fraction form
4,698,565.80/7,041,943.80 = 2,297,239.80/x - Step 3: Cross multiply
4,698,565.80x = 7,041,943.80 × 2,297,239.80 - Step 4: Simplify right side
4,698,565.80x = 16,177,033,566,723.24 - Step 5: Solve for x
x = 16,177,033,566,723.24/4,698,565.80 - Step 6: Final answer
x = 3,442,972.65
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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.