Finding the Fourth Proportional to 5,596,352.80, 8,394,529.20 and 1,812,551.20
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Solution
The fourth proportional to 5,596,352.80, 8,394,529.20 and 1,812,551.20 is: 2,718,826.80
Step by Step Solution
- Step 1: Write the proportion equation
5,596,352.80 : 8,394,529.20 = 1,812,551.20 : x - Step 2: Convert to fraction form
5,596,352.80/8,394,529.20 = 1,812,551.20/x - Step 3: Cross multiply
5,596,352.80x = 8,394,529.20 × 1,812,551.20 - Step 4: Simplify right side
5,596,352.80x = 15,215,513,974,895.04 - Step 5: Solve for x
x = 15,215,513,974,895.04/5,596,352.80 - Step 6: Final answer
x = 2,718,826.80
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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.