Finding the Fourth Proportional to 3,363,107.16, 4,641,186.60 and 1,835,312.88
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Solution
The fourth proportional to 3,363,107.16, 4,641,186.60 and 1,835,312.88 is: 2,532,785.65
Step by Step Solution
- Step 1: Write the proportion equation
3,363,107.16 : 4,641,186.60 = 1,835,312.88 : x - Step 2: Convert to fraction form
3,363,107.16/4,641,186.60 = 1,835,312.88/x - Step 3: Cross multiply
3,363,107.16x = 4,641,186.60 × 1,835,312.88 - Step 4: Simplify right side
3,363,107.16x = 8,518,029,545,463.41 - Step 5: Solve for x
x = 8,518,029,545,463.41/3,363,107.16 - Step 6: Final answer
x = 2,532,785.65
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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.