Finding the Fourth Proportional to 1,521,337.95, 2,099,446.49 and 833,053.21
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Solution
The fourth proportional to 1,521,337.95, 2,099,446.49 and 833,053.21 is: 1,149,613.49
Step by Step Solution
- Step 1: Write the proportion equation
1,521,337.95 : 2,099,446.49 = 833,053.21 : x - Step 2: Convert to fraction form
1,521,337.95/2,099,446.49 = 833,053.21/x - Step 3: Cross multiply
1,521,337.95x = 2,099,446.49 × 833,053.21 - Step 4: Simplify right side
1,521,337.95x = 1,748,950,634,551.75 - Step 5: Solve for x
x = 1,748,950,634,551.75/1,521,337.95 - Step 6: Final answer
x = 1,149,613.49
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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.