Finding the Fourth Proportional to 1,459,297.05, 2,190,291.15 and 740,143.48
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Solution
The fourth proportional to 1,459,297.05, 2,190,291.15 and 740,143.48 is: 1,110,897.68
Step by Step Solution
- Step 1: Write the proportion equation
1,459,297.05 : 2,190,291.15 = 740,143.48 : x - Step 2: Convert to fraction form
1,459,297.05/2,190,291.15 = 740,143.48/x - Step 3: Cross multiply
1,459,297.05x = 2,190,291.15 × 740,143.48 - Step 4: Simplify right side
1,459,297.05x = 1,621,129,703,022.75 - Step 5: Solve for x
x = 1,621,129,703,022.75/1,459,297.05 - Step 6: Final answer
x = 1,110,897.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.