Finding the Fourth Proportional to 3,169,995.68, 4,374,594.06 and 1,811,897.84
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Solution
The fourth proportional to 3,169,995.68, 4,374,594.06 and 1,811,897.84 is: 2,500,419.03
Step by Step Solution
- Step 1: Write the proportion equation
3,169,995.68 : 4,374,594.06 = 1,811,897.84 : x - Step 2: Convert to fraction form
3,169,995.68/4,374,594.06 = 1,811,897.84/x - Step 3: Cross multiply
3,169,995.68x = 4,374,594.06 × 1,811,897.84 - Step 4: Simplify right side
3,169,995.68x = 7,926,317,528,190.83 - Step 5: Solve for x
x = 7,926,317,528,190.83/3,169,995.68 - Step 6: Final answer
x = 2,500,419.03
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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.