Finding the Third Proportional to 819,515.25 and 1,240,701.75
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Solution
The third proportional to 819,515.25 and 1,240,701.75 is: 1,878,355.32
Step by Step Solution
- Step 1: Write the proportion equation
819,515.25 : 1,240,701.75 = 1,240,701.75 : x - Step 2: Convert to fraction form
819,515.25/1,240,701.75 = 1,240,701.75/x - Step 3: Cross multiply
819,515.25x = 1,240,701.75 × 1,240,701.75 - Step 4: Simplify right side
819,515.25x = 1,539,340,832,453.06 - Step 5: Solve for x
x = 1,539,340,832,453.06/819,515.25 - Step 6: Final answer
x = 1,878,355.32
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.