Finding the Third Proportional to 875,816 and 1,319,988
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Solution
The third proportional to 875,816 and 1,319,988 is: 1,989,422.80
Step by Step Solution
- Step 1: Write the proportion equation
875,816 : 1,319,988 = 1,319,988 : x - Step 2: Convert to fraction form
875,816/1,319,988 = 1,319,988/x - Step 3: Cross multiply
875,816x = 1,319,988 × 1,319,988 - Step 4: Simplify right side
875,816x = 1,742,368,320,144 - Step 5: Solve for x
x = 1,742,368,320,144/875,816 - Step 6: Final answer
x = 1,989,422.80
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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.