Finding the Fourth Proportional to 2,908,829.80, 4,363,244.70 and 914,285.80
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Solution
The fourth proportional to 2,908,829.80, 4,363,244.70 and 914,285.80 is: 1,371,428.70
Step by Step Solution
- Step 1: Write the proportion equation
2,908,829.80 : 4,363,244.70 = 914,285.80 : x - Step 2: Convert to fraction form
2,908,829.80/4,363,244.70 = 914,285.80/x - Step 3: Cross multiply
2,908,829.80x = 4,363,244.70 × 914,285.80 - Step 4: Simplify right side
2,908,829.80x = 3,989,252,671,135.26 - Step 5: Solve for x
x = 3,989,252,671,135.26/2,908,829.80 - Step 6: Final answer
x = 1,371,428.70
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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.