Finding the Fourth Proportional to 1,552,259.70, 2,328,498.90 and 878,663.70
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Solution
The fourth proportional to 1,552,259.70, 2,328,498.90 and 878,663.70 is: 1,318,057.45
Step by Step Solution
- Step 1: Write the proportion equation
1,552,259.70 : 2,328,498.90 = 878,663.70 : x - Step 2: Convert to fraction form
1,552,259.70/2,328,498.90 = 878,663.70/x - Step 3: Cross multiply
1,552,259.70x = 2,328,498.90 × 878,663.70 - Step 4: Simplify right side
1,552,259.70x = 2,045,967,458,919.93 - Step 5: Solve for x
x = 2,045,967,458,919.93/1,552,259.70 - Step 6: Final answer
x = 1,318,057.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.