Finding the Fourth Proportional to 1,785,722.40, 2,464,315.00 and 969,942.02
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Solution
The fourth proportional to 1,785,722.40, 2,464,315.00 and 969,942.02 is: 1,338,529.80
Step by Step Solution
- Step 1: Write the proportion equation
1,785,722.40 : 2,464,315.00 = 969,942.02 : x - Step 2: Convert to fraction form
1,785,722.40/2,464,315.00 = 969,942.02/x - Step 3: Cross multiply
1,785,722.40x = 2,464,315.00 × 969,942.02 - Step 4: Simplify right side
1,785,722.40x = 2,390,242,654,269.87 - Step 5: Solve for x
x = 2,390,242,654,269.87/1,785,722.40 - Step 6: Final answer
x = 1,338,529.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.