Finding the Fourth Proportional to 2,049,122.44, 2,827,673.94 and 1,143,762.76
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Solution
The fourth proportional to 2,049,122.44, 2,827,673.94 and 1,143,762.76 is: 1,578,328.40
Step by Step Solution
- Step 1: Write the proportion equation
2,049,122.44 : 2,827,673.94 = 1,143,762.76 : x - Step 2: Convert to fraction form
2,049,122.44/2,827,673.94 = 1,143,762.76/x - Step 3: Cross multiply
2,049,122.44x = 2,827,673.94 × 1,143,762.76 - Step 4: Simplify right side
2,049,122.44x = 3,234,188,149,994.47 - Step 5: Solve for x
x = 3,234,188,149,994.47/2,049,122.44 - Step 6: Final answer
x = 1,578,328.40
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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.