Finding the Fourth Proportional to 1,462,761.99, 2,014,401.35 and 1,205,751.42
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Solution
The fourth proportional to 1,462,761.99, 2,014,401.35 and 1,205,751.42 is: 1,660,466.51
Step by Step Solution
- Step 1: Write the proportion equation
1,462,761.99 : 2,014,401.35 = 1,205,751.42 : x - Step 2: Convert to fraction form
1,462,761.99/2,014,401.35 = 1,205,751.42/x - Step 3: Cross multiply
1,462,761.99x = 2,014,401.35 × 1,205,751.42 - Step 4: Simplify right side
1,462,761.99x = 2,428,867,291,226.80 - Step 5: Solve for x
x = 2,428,867,291,226.80/1,462,761.99 - Step 6: Final answer
x = 1,660,466.51
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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.