Finding the Fourth Proportional to 2,839,482.40, 4,257,122.80 and 1,341,824.80
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Solution
The fourth proportional to 2,839,482.40, 4,257,122.80 and 1,341,824.80 is: 2,011,744.45
Step by Step Solution
- Step 1: Write the proportion equation
2,839,482.40 : 4,257,122.80 = 1,341,824.80 : x - Step 2: Convert to fraction form
2,839,482.40/4,257,122.80 = 1,341,824.80/x - Step 3: Cross multiply
2,839,482.40x = 4,257,122.80 × 1,341,824.80 - Step 4: Simplify right side
2,839,482.40x = 5,712,312,949,685.44 - Step 5: Solve for x
x = 5,712,312,949,685.44/2,839,482.40 - Step 6: Final answer
x = 2,011,744.45
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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.