Finding the Fourth Proportional to 1,368,930.24, 2,053,588.32 and 422,377.92
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Solution
The fourth proportional to 1,368,930.24, 2,053,588.32 and 422,377.92 is: 633,626.42
Step by Step Solution
- Step 1: Write the proportion equation
1,368,930.24 : 2,053,588.32 = 422,377.92 : x - Step 2: Convert to fraction form
1,368,930.24/2,053,588.32 = 422,377.92/x - Step 3: Cross multiply
1,368,930.24x = 2,053,588.32 × 422,377.92 - Step 4: Simplify right side
1,368,930.24x = 867,390,363,137.89 - Step 5: Solve for x
x = 867,390,363,137.89/1,368,930.24 - Step 6: Final answer
x = 633,626.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.