Finding the Third Proportional to 678,970 and 1,413,708.50
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Solution
The third proportional to 678,970 and 1,413,708.50 is: 2,943,534.65
Step by Step Solution
- Step 1: Write the proportion equation
678,970 : 1,413,708.50 = 1,413,708.50 : x - Step 2: Convert to fraction form
678,970/1,413,708.50 = 1,413,708.50/x - Step 3: Cross multiply
678,970x = 1,413,708.50 × 1,413,708.50 - Step 4: Simplify right side
678,970x = 1,998,571,722,972.25 - Step 5: Solve for x
x = 1,998,571,722,972.25/678,970 - Step 6: Final answer
x = 2,943,534.65
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.