Finding the Fourth Proportional to 1,614,825.13, 2,228,781.40 and 926,961.99
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Solution
The fourth proportional to 1,614,825.13, 2,228,781.40 and 926,961.99 is: 1,279,392.80
Step by Step Solution
- Step 1: Write the proportion equation
1,614,825.13 : 2,228,781.40 = 926,961.99 : x - Step 2: Convert to fraction form
1,614,825.13/2,228,781.40 = 926,961.99/x - Step 3: Cross multiply
1,614,825.13x = 2,228,781.40 × 926,961.99 - Step 4: Simplify right side
1,614,825.13x = 2,065,995,639,501.58 - Step 5: Solve for x
x = 2,065,995,639,501.58/1,614,825.13 - Step 6: Final answer
x = 1,279,392.80
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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.