Finding the Fourth Proportional to 1,297,682.97, 1,777,796.00 and 1,249,165.68
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Solution
The fourth proportional to 1,297,682.97, 1,777,796.00 and 1,249,165.68 is: 1,711,328.42
Step by Step Solution
- Step 1: Write the proportion equation
1,297,682.97 : 1,777,796.00 = 1,249,165.68 : x - Step 2: Convert to fraction form
1,297,682.97/1,777,796.00 = 1,249,165.68/x - Step 3: Cross multiply
1,297,682.97x = 1,777,796.00 × 1,249,165.68 - Step 4: Simplify right side
1,297,682.97x = 2,220,761,742,995.45 - Step 5: Solve for x
x = 2,220,761,742,995.45/1,297,682.97 - Step 6: Final answer
x = 1,711,328.42
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.