Finding the Fourth Proportional to 3,329,315.84, 4,594,423.20 and 1,801,389.44
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Solution
The fourth proportional to 3,329,315.84, 4,594,423.20 and 1,801,389.44 is: 2,485,899.76
Step by Step Solution
- Step 1: Write the proportion equation
3,329,315.84 : 4,594,423.20 = 1,801,389.44 : x - Step 2: Convert to fraction form
3,329,315.84/4,594,423.20 = 1,801,389.44/x - Step 3: Cross multiply
3,329,315.84x = 4,594,423.20 × 1,801,389.44 - Step 4: Simplify right side
3,329,315.84x = 8,276,345,435,371.01 - Step 5: Solve for x
x = 8,276,345,435,371.01/3,329,315.84 - Step 6: Final answer
x = 2,485,899.76
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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.