Finding the Third Proportional to 869,290 and 1,329,768
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Solution
The third proportional to 869,290 and 1,329,768 is: 2,034,169.19
Step by Step Solution
- Step 1: Write the proportion equation
869,290 : 1,329,768 = 1,329,768 : x - Step 2: Convert to fraction form
869,290/1,329,768 = 1,329,768/x - Step 3: Cross multiply
869,290x = 1,329,768 × 1,329,768 - Step 4: Simplify right side
869,290x = 1,768,282,933,824 - Step 5: Solve for x
x = 1,768,282,933,824/869,290 - Step 6: Final answer
x = 2,034,169.19
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.