Finding the Fourth Proportional to 4,854,860.86, 6,699,613.02 and 2,649,739.49
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Solution
The fourth proportional to 4,854,860.86, 6,699,613.02 and 2,649,739.49 is: 3,656,588.67
Step by Step Solution
- Step 1: Write the proportion equation
4,854,860.86 : 6,699,613.02 = 2,649,739.49 : x - Step 2: Convert to fraction form
4,854,860.86/6,699,613.02 = 2,649,739.49/x - Step 3: Cross multiply
4,854,860.86x = 6,699,613.02 × 2,649,739.49 - Step 4: Simplify right side
4,854,860.86x = 17,752,229,202,248.57 - Step 5: Solve for x
x = 17,752,229,202,248.57/4,854,860.86 - Step 6: Final answer
x = 3,656,588.67
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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.