Finding the Fourth Proportional to 4,920,782, 6,790,683.44 and 2,745,325.68
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Solution
The fourth proportional to 4,920,782, 6,790,683.44 and 2,745,325.68 is: 3,788,551.83
Step by Step Solution
- Step 1: Write the proportion equation
4,920,782 : 6,790,683.44 = 2,745,325.68 : x - Step 2: Convert to fraction form
4,920,782/6,790,683.44 = 2,745,325.68/x - Step 3: Cross multiply
4,920,782x = 6,790,683.44 × 2,745,325.68 - Step 4: Simplify right side
4,920,782x = 18,642,637,632,582.74 - Step 5: Solve for x
x = 18,642,637,632,582.74/4,920,782 - Step 6: Final answer
x = 3,788,551.83
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1.5x scale
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.