Finding the Third Proportional to 553,749.50 and 1,209,987
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Solution
The third proportional to 553,749.50 and 1,209,987 is: 2,643,918.49
Step by Step Solution
- Step 1: Write the proportion equation
553,749.50 : 1,209,987 = 1,209,987 : x - Step 2: Convert to fraction form
553,749.50/1,209,987 = 1,209,987/x - Step 3: Cross multiply
553,749.50x = 1,209,987 × 1,209,987 - Step 4: Simplify right side
553,749.50x = 1,464,068,540,169 - Step 5: Solve for x
x = 1,464,068,540,169/553,749.50 - Step 6: Final answer
x = 2,643,918.49
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.