Finding the Fourth Proportional to 2,762,949.97, 3,812,813.08 and 1,539,253.81
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Solution
The fourth proportional to 2,762,949.97, 3,812,813.08 and 1,539,253.81 is: 2,124,138.01
Step by Step Solution
- Step 1: Write the proportion equation
2,762,949.97 : 3,812,813.08 = 1,539,253.81 : x - Step 2: Convert to fraction form
2,762,949.97/3,812,813.08 = 1,539,253.81/x - Step 3: Cross multiply
2,762,949.97x = 3,812,813.08 × 1,539,253.81 - Step 4: Simplify right side
2,762,949.97x = 5,868,887,060,207.84 - Step 5: Solve for x
x = 5,868,887,060,207.84/2,762,949.97 - Step 6: Final answer
x = 2,124,138.01
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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.