Finding the Fourth Proportional to 2,539,230.56, 3,808,868.16 and 645,974
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Solution
The fourth proportional to 2,539,230.56, 3,808,868.16 and 645,974 is: 968,966.68
Step by Step Solution
- Step 1: Write the proportion equation
2,539,230.56 : 3,808,868.16 = 645,974 : x - Step 2: Convert to fraction form
2,539,230.56/3,808,868.16 = 645,974/x - Step 3: Cross multiply
2,539,230.56x = 3,808,868.16 × 645,974 - Step 4: Simplify right side
2,539,230.56x = 2,460,429,800,787.84 - Step 5: Solve for x
x = 2,460,429,800,787.84/2,539,230.56 - Step 6: Final answer
x = 968,966.68
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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.