Finding the Fourth Proportional to 1,689,404.43, 2,330,807.36 and 963,741.63
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Solution
The fourth proportional to 1,689,404.43, 2,330,807.36 and 963,741.63 is: 1,329,637.85
Step by Step Solution
- Step 1: Write the proportion equation
1,689,404.43 : 2,330,807.36 = 963,741.63 : x - Step 2: Convert to fraction form
1,689,404.43/2,330,807.36 = 963,741.63/x - Step 3: Cross multiply
1,689,404.43x = 2,330,807.36 × 963,741.63 - Step 4: Simplify right side
1,689,404.43x = 2,246,296,079,523.69 - Step 5: Solve for x
x = 2,246,296,079,523.69/1,689,404.43 - Step 6: Final answer
x = 1,329,637.85
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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.