Finding the Fourth Proportional to 1,781,679.24, 2,458,138.89 and 1,007,235
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Solution
The fourth proportional to 1,781,679.24, 2,458,138.89 and 1,007,235 is: 1,389,657.28
Step by Step Solution
- Step 1: Write the proportion equation
1,781,679.24 : 2,458,138.89 = 1,007,235 : x - Step 2: Convert to fraction form
1,781,679.24/2,458,138.89 = 1,007,235/x - Step 3: Cross multiply
1,781,679.24x = 2,458,138.89 × 1,007,235 - Step 4: Simplify right side
1,781,679.24x = 2,475,923,524,869.15 - Step 5: Solve for x
x = 2,475,923,524,869.15/1,781,679.24 - Step 6: Final answer
x = 1,389,657.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.