Finding the Fourth Proportional to 1,756,671.70, 2,635,991.70 and 745,621.60
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Solution
The fourth proportional to 1,756,671.70, 2,635,991.70 and 745,621.60 is: 1,118,850.12
Step by Step Solution
- Step 1: Write the proportion equation
1,756,671.70 : 2,635,991.70 = 745,621.60 : x - Step 2: Convert to fraction form
1,756,671.70/2,635,991.70 = 745,621.60/x - Step 3: Cross multiply
1,756,671.70x = 2,635,991.70 × 745,621.60 - Step 4: Simplify right side
1,756,671.70x = 1,965,452,348,940.72 - Step 5: Solve for x
x = 1,965,452,348,940.72/1,756,671.70 - Step 6: Final answer
x = 1,118,850.12
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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.