Finding the Fourth Proportional to 1,297,682.76, 1,777,795.70 and 1,249,165.47
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Solution
The fourth proportional to 1,297,682.76, 1,777,795.70 and 1,249,165.47 is: 1,711,328.12
Step by Step Solution
- Step 1: Write the proportion equation
1,297,682.76 : 1,777,795.70 = 1,249,165.47 : x - Step 2: Convert to fraction form
1,297,682.76/1,777,795.70 = 1,249,165.47/x - Step 3: Cross multiply
1,297,682.76x = 1,777,795.70 × 1,249,165.47 - Step 4: Simplify right side
1,297,682.76x = 2,220,760,994,908.65 - Step 5: Solve for x
x = 2,220,760,994,908.65/1,297,682.76 - Step 6: Final answer
x = 1,711,328.12
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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.