Finding the Fourth Proportional to 1,782,234.76, 2,669,479.71 and 1,097,033.08
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Solution
The fourth proportional to 1,782,234.76, 2,669,479.71 and 1,097,033.08 is: 1,643,165.99
Step by Step Solution
- Step 1: Write the proportion equation
1,782,234.76 : 2,669,479.71 = 1,097,033.08 : x - Step 2: Convert to fraction form
1,782,234.76/2,669,479.71 = 1,097,033.08/x - Step 3: Cross multiply
1,782,234.76x = 2,669,479.71 × 1,097,033.08 - Step 4: Simplify right side
1,782,234.76x = 2,928,507,548,258.81 - Step 5: Solve for x
x = 2,928,507,548,258.81/1,782,234.76 - Step 6: Final answer
x = 1,643,165.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.