Finding the Third Proportional to 395,209.13 and 869,145.19
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Solution
The third proportional to 395,209.13 and 869,145.19 is: 1,911,426.91
Step by Step Solution
- Step 1: Write the proportion equation
395,209.13 : 869,145.19 = 869,145.19 : x - Step 2: Convert to fraction form
395,209.13/869,145.19 = 869,145.19/x - Step 3: Cross multiply
395,209.13x = 869,145.19 × 869,145.19 - Step 4: Simplify right side
395,209.13x = 755,413,356,954.41 - Step 5: Solve for x
x = 755,413,356,954.41/395,209.13 - Step 6: Final answer
x = 1,911,426.91
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.