Finding the Fourth Proportional to 2,349,873.81, 3,242,060.10 and 1,369,589.13
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Solution
The fourth proportional to 2,349,873.81, 3,242,060.10 and 1,369,589.13 is: 1,889,586.69
Step by Step Solution
- Step 1: Write the proportion equation
2,349,873.81 : 3,242,060.10 = 1,369,589.13 : x - Step 2: Convert to fraction form
2,349,873.81/3,242,060.10 = 1,369,589.13/x - Step 3: Cross multiply
2,349,873.81x = 3,242,060.10 × 1,369,589.13 - Step 4: Simplify right side
2,349,873.81x = 4,440,290,271,766.71 - Step 5: Solve for x
x = 4,440,290,271,766.71/2,349,873.81 - Step 6: Final answer
x = 1,889,586.69
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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.