Finding the Fourth Proportional to 1,764,923.41, 2,434,785.36 and 1,039,423.84
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Solution
The fourth proportional to 1,764,923.41, 2,434,785.36 and 1,039,423.84 is: 1,433,928.48
Step by Step Solution
- Step 1: Write the proportion equation
1,764,923.41 : 2,434,785.36 = 1,039,423.84 : x - Step 2: Convert to fraction form
1,764,923.41/2,434,785.36 = 1,039,423.84/x - Step 3: Cross multiply
1,764,923.41x = 2,434,785.36 × 1,039,423.84 - Step 4: Simplify right side
1,764,923.41x = 2,530,773,948,466.98 - Step 5: Solve for x
x = 2,530,773,948,466.98/1,764,923.41 - Step 6: Final answer
x = 1,433,928.48
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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.