Finding the Fourth Proportional to 2,989,675.04, 4,125,750.42 and 1,631,548.04
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Solution
The fourth proportional to 2,989,675.04, 4,125,750.42 and 1,631,548.04 is: 2,251,535.68
Step by Step Solution
- Step 1: Write the proportion equation
2,989,675.04 : 4,125,750.42 = 1,631,548.04 : x - Step 2: Convert to fraction form
2,989,675.04/4,125,750.42 = 1,631,548.04/x - Step 3: Cross multiply
2,989,675.04x = 4,125,750.42 × 1,631,548.04 - Step 4: Simplify right side
2,989,675.04x = 6,731,360,011,280.18 - Step 5: Solve for x
x = 6,731,360,011,280.18/2,989,675.04 - Step 6: Final answer
x = 2,251,535.68
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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.