Finding the Fourth Proportional to 1,382,354.02, 2,073,219.99 and 495,890.02
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Solution
The fourth proportional to 1,382,354.02, 2,073,219.99 and 495,890.02 is: 743,723.45
Step by Step Solution
- Step 1: Write the proportion equation
1,382,354.02 : 2,073,219.99 = 495,890.02 : x - Step 2: Convert to fraction form
1,382,354.02/2,073,219.99 = 495,890.02/x - Step 3: Cross multiply
1,382,354.02x = 2,073,219.99 × 495,890.02 - Step 4: Simplify right side
1,382,354.02x = 1,028,089,102,305.50 - Step 5: Solve for x
x = 1,028,089,102,305.50/1,382,354.02 - Step 6: Final answer
x = 743,723.45
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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.