Finding the Fourth Proportional to 2,479,955.94, 3,421,931.67 and 1,461,222.18
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Solution
The fourth proportional to 2,479,955.94, 3,421,931.67 and 1,461,222.18 is: 2,016,246.49
Step by Step Solution
- Step 1: Write the proportion equation
2,479,955.94 : 3,421,931.67 = 1,461,222.18 : x - Step 2: Convert to fraction form
2,479,955.94/3,421,931.67 = 1,461,222.18/x - Step 3: Cross multiply
2,479,955.94x = 3,421,931.67 × 1,461,222.18 - Step 4: Simplify right side
2,479,955.94x = 5,000,202,454,648.44 - Step 5: Solve for x
x = 5,000,202,454,648.44/2,479,955.94 - Step 6: Final answer
x = 2,016,246.49
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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.