Finding the Fourth Proportional to 1,337,982.68, 1,846,417.05 and 726,135.30
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Solution
The fourth proportional to 1,337,982.68, 1,846,417.05 and 726,135.30 is: 1,002,067.22
Step by Step Solution
- Step 1: Write the proportion equation
1,337,982.68 : 1,846,417.05 = 726,135.30 : x - Step 2: Convert to fraction form
1,337,982.68/1,846,417.05 = 726,135.30/x - Step 3: Cross multiply
1,337,982.68x = 1,846,417.05 × 726,135.30 - Step 4: Simplify right side
1,337,982.68x = 1,340,748,588,695.04 - Step 5: Solve for x
x = 1,340,748,588,695.04/1,337,982.68 - Step 6: Final answer
x = 1,002,067.22
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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.