Finding the Fourth Proportional to 4,813,169.11, 6,642,225.59 and 2,637,665.44
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Solution
The fourth proportional to 4,813,169.11, 6,642,225.59 and 2,637,665.44 is: 3,640,006.92
Step by Step Solution
- Step 1: Write the proportion equation
4,813,169.11 : 6,642,225.59 = 2,637,665.44 : x - Step 2: Convert to fraction form
4,813,169.11/6,642,225.59 = 2,637,665.44/x - Step 3: Cross multiply
4,813,169.11x = 6,642,225.59 × 2,637,665.44 - Step 4: Simplify right side
4,813,169.11x = 17,519,968,853,632.72 - Step 5: Solve for x
x = 17,519,968,853,632.72/4,813,169.11 - Step 6: Final answer
x = 3,640,006.92
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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.