Finding the Fourth Proportional to 1,769,152.40, 2,652,157.44 and 689,414.84
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Solution
The fourth proportional to 1,769,152.40, 2,652,157.44 and 689,414.84 is: 1,033,510.00
Step by Step Solution
- Step 1: Write the proportion equation
1,769,152.40 : 2,652,157.44 = 689,414.84 : x - Step 2: Convert to fraction form
1,769,152.40/2,652,157.44 = 689,414.84/x - Step 3: Cross multiply
1,769,152.40x = 2,652,157.44 × 689,414.84 - Step 4: Simplify right side
1,769,152.40x = 1,828,436,697,152.41 - Step 5: Solve for x
x = 1,828,436,697,152.41/1,769,152.40 - Step 6: Final answer
x = 1,033,510.00
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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.