Finding the Fourth Proportional to 1,785,690.97, 2,464,271.62 and 969,910.58
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Solution
The fourth proportional to 1,785,690.97, 2,464,271.62 and 969,910.58 is: 1,338,486.42
Step by Step Solution
- Step 1: Write the proportion equation
1,785,690.97 : 2,464,271.62 = 969,910.58 : x - Step 2: Convert to fraction form
1,785,690.97/2,464,271.62 = 969,910.58/x - Step 3: Cross multiply
1,785,690.97x = 2,464,271.62 × 969,910.58 - Step 4: Simplify right side
1,785,690.97x = 2,390,123,114,400.77 - Step 5: Solve for x
x = 2,390,123,114,400.77/1,785,690.97 - Step 6: Final answer
x = 1,338,486.42
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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.