Finding the Fourth Proportional to 3,880,110.66, 5,354,143.22 and 2,249,029.66
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Solution
The fourth proportional to 3,880,110.66, 5,354,143.22 and 2,249,029.66 is: 3,103,423.58
Step by Step Solution
- Step 1: Write the proportion equation
3,880,110.66 : 5,354,143.22 = 2,249,029.66 : x - Step 2: Convert to fraction form
3,880,110.66/5,354,143.22 = 2,249,029.66/x - Step 3: Cross multiply
3,880,110.66x = 5,354,143.22 × 2,249,029.66 - Step 4: Simplify right side
3,880,110.66x = 12,041,626,905,667.91 - Step 5: Solve for x
x = 12,041,626,905,667.91/3,880,110.66 - Step 6: Final answer
x = 3,103,423.58
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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.