Finding the Fourth Proportional to 2,037,907.74, 2,809,348.70 and 1,424,154.99
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Solution
The fourth proportional to 2,037,907.74, 2,809,348.70 and 1,424,154.99 is: 1,963,262.56
Step by Step Solution
- Step 1: Write the proportion equation
2,037,907.74 : 2,809,348.70 = 1,424,154.99 : x - Step 2: Convert to fraction form
2,037,907.74/2,809,348.70 = 1,424,154.99/x - Step 3: Cross multiply
2,037,907.74x = 2,809,348.70 × 1,424,154.99 - Step 4: Simplify right side
2,037,907.74x = 4,000,947,962,634.24 - Step 5: Solve for x
x = 4,000,947,962,634.24/2,037,907.74 - Step 6: Final answer
x = 1,963,262.56
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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.