Finding the Fourth Proportional to 1,796,463.12, 2,479,535.91 and 1,184,726.28
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Solution
The fourth proportional to 1,796,463.12, 2,479,535.91 and 1,184,726.28 is: 1,635,197.14
Step by Step Solution
- Step 1: Write the proportion equation
1,796,463.12 : 2,479,535.91 = 1,184,726.28 : x - Step 2: Convert to fraction form
1,796,463.12/2,479,535.91 = 1,184,726.28/x - Step 3: Cross multiply
1,796,463.12x = 2,479,535.91 × 1,184,726.28 - Step 4: Simplify right side
1,796,463.12x = 2,937,571,354,780.72 - Step 5: Solve for x
x = 2,937,571,354,780.72/1,796,463.12 - Step 6: Final answer
x = 1,635,197.14
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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.