Finding the Fourth Proportional to 2,662,698.48, 3,674,781.09 and 1,575,319.65
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Solution
The fourth proportional to 2,662,698.48, 3,674,781.09 and 1,575,319.65 is: 2,174,093.28
Step by Step Solution
- Step 1: Write the proportion equation
2,662,698.48 : 3,674,781.09 = 1,575,319.65 : x - Step 2: Convert to fraction form
2,662,698.48/3,674,781.09 = 1,575,319.65/x - Step 3: Cross multiply
2,662,698.48x = 3,674,781.09 × 1,575,319.65 - Step 4: Simplify right side
2,662,698.48x = 5,788,954,860,525.42 - Step 5: Solve for x
x = 5,788,954,860,525.42/2,662,698.48 - Step 6: Final answer
x = 2,174,093.28
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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.