Finding the Fourth Proportional to 1,220,749.00, 1,684,453.37 and 676,888.74
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Solution
The fourth proportional to 1,220,749.00, 1,684,453.37 and 676,888.74 is: 934,006.52
Step by Step Solution
- Step 1: Write the proportion equation
1,220,749.00 : 1,684,453.37 = 676,888.74 : x - Step 2: Convert to fraction form
1,220,749.00/1,684,453.37 = 676,888.74/x - Step 3: Cross multiply
1,220,749.00x = 1,684,453.37 × 676,888.74 - Step 4: Simplify right side
1,220,749.00x = 1,140,187,527,921.77 - Step 5: Solve for x
x = 1,140,187,527,921.77/1,220,749.00 - Step 6: Final answer
x = 934,006.52
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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.