Finding the Fourth Proportional to 1,771,491.40, 2,444,763.90 and 1,341,089.80
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Solution
The fourth proportional to 1,771,491.40, 2,444,763.90 and 1,341,089.80 is: 1,850,783.99
Step by Step Solution
- Step 1: Write the proportion equation
1,771,491.40 : 2,444,763.90 = 1,341,089.80 : x - Step 2: Convert to fraction form
1,771,491.40/2,444,763.90 = 1,341,089.80/x - Step 3: Cross multiply
1,771,491.40x = 2,444,763.90 × 1,341,089.80 - Step 4: Simplify right side
1,771,491.40x = 3,278,647,929,698.22 - Step 5: Solve for x
x = 3,278,647,929,698.22/1,771,491.40 - Step 6: Final answer
x = 1,850,783.99
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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.