Finding the Fourth Proportional to 1,165,023.99, 1,606,904.92 and 777,644.10
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Solution
The fourth proportional to 1,165,023.99, 1,606,904.92 and 777,644.10 is: 1,072,596.05
Step by Step Solution
- Step 1: Write the proportion equation
1,165,023.99 : 1,606,904.92 = 777,644.10 : x - Step 2: Convert to fraction form
1,165,023.99/1,606,904.92 = 777,644.10/x - Step 3: Cross multiply
1,165,023.99x = 1,606,904.92 × 777,644.10 - Step 4: Simplify right side
1,165,023.99x = 1,249,600,136,264.62 - Step 5: Solve for x
x = 1,249,600,136,264.62/1,165,023.99 - Step 6: Final answer
x = 1,072,596.05
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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.