Finding the Fourth Proportional to 1,458,545.28, 2,012,840.64 and 846,648.96
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Solution
The fourth proportional to 1,458,545.28, 2,012,840.64 and 846,648.96 is: 1,168,403.52
Step by Step Solution
- Step 1: Write the proportion equation
1,458,545.28 : 2,012,840.64 = 846,648.96 : x - Step 2: Convert to fraction form
1,458,545.28/2,012,840.64 = 846,648.96/x - Step 3: Cross multiply
1,458,545.28x = 2,012,840.64 × 846,648.96 - Step 4: Simplify right side
1,458,545.28x = 1,704,169,434,501.73 - Step 5: Solve for x
x = 1,704,169,434,501.73/1,458,545.28 - Step 6: Final answer
x = 1,168,403.52
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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.