Finding the Fourth Proportional to 1,879,624.74, 2,593,854.18 and 1,063,983.09
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Solution
The fourth proportional to 1,879,624.74, 2,593,854.18 and 1,063,983.09 is: 1,468,280.84
Step by Step Solution
- Step 1: Write the proportion equation
1,879,624.74 : 2,593,854.18 = 1,063,983.09 : x - Step 2: Convert to fraction form
1,879,624.74/2,593,854.18 = 1,063,983.09/x - Step 3: Cross multiply
1,879,624.74x = 2,593,854.18 × 1,063,983.09 - Step 4: Simplify right side
1,879,624.74x = 2,759,816,985,445.82 - Step 5: Solve for x
x = 2,759,816,985,445.82/1,879,624.74 - Step 6: Final answer
x = 1,468,280.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.