Finding the Fourth Proportional to 2,063,497.09, 2,847,637.34 and 1,145,713.09
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Solution
The fourth proportional to 2,063,497.09, 2,847,637.34 and 1,145,713.09 is: 1,581,090.37
Step by Step Solution
- Step 1: Write the proportion equation
2,063,497.09 : 2,847,637.34 = 1,145,713.09 : x - Step 2: Convert to fraction form
2,063,497.09/2,847,637.34 = 1,145,713.09/x - Step 3: Cross multiply
2,063,497.09x = 2,847,637.34 × 1,145,713.09 - Step 4: Simplify right side
2,063,497.09x = 3,262,575,376,010.78 - Step 5: Solve for x
x = 3,262,575,376,010.78/2,063,497.09 - Step 6: Final answer
x = 1,581,090.37
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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.