Finding the Fourth Proportional to 3,645,244.14, 5,461,875.16 and 1,247,780.92
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Solution
The fourth proportional to 3,645,244.14, 5,461,875.16 and 1,247,780.92 is: 1,869,620.62
Step by Step Solution
- Step 1: Write the proportion equation
3,645,244.14 : 5,461,875.16 = 1,247,780.92 : x - Step 2: Convert to fraction form
3,645,244.14/5,461,875.16 = 1,247,780.92/x - Step 3: Cross multiply
3,645,244.14x = 5,461,875.16 × 1,247,780.92 - Step 4: Simplify right side
3,645,244.14x = 6,815,223,612,069.95 - Step 5: Solve for x
x = 6,815,223,612,069.95/3,645,244.14 - Step 6: Final answer
x = 1,869,620.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.