Finding the Fourth Proportional to 2,368,869.12, 3,552,789.12 and 749,763.84
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Solution
The fourth proportional to 2,368,869.12, 3,552,789.12 and 749,763.84 is: 1,124,482.90
Step by Step Solution
- Step 1: Write the proportion equation
2,368,869.12 : 3,552,789.12 = 749,763.84 : x - Step 2: Convert to fraction form
2,368,869.12/3,552,789.12 = 749,763.84/x - Step 3: Cross multiply
2,368,869.12x = 3,552,789.12 × 749,763.84 - Step 4: Simplify right side
2,368,869.12x = 2,663,752,813,321.42 - Step 5: Solve for x
x = 2,663,752,813,321.42/2,368,869.12 - Step 6: Final answer
x = 1,124,482.90
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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.