Finding the Fourth Proportional to 5,305,014, 7,320,919.40 and 2,890,566
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Solution
The fourth proportional to 5,305,014, 7,320,919.40 and 2,890,566 is: 3,988,981.12
Step by Step Solution
- Step 1: Write the proportion equation
5,305,014 : 7,320,919.40 = 2,890,566 : x - Step 2: Convert to fraction form
5,305,014/7,320,919.40 = 2,890,566/x - Step 3: Cross multiply
5,305,014x = 7,320,919.40 × 2,890,566 - Step 4: Simplify right side
5,305,014x = 21,161,600,694,637.47 - Step 5: Solve for x
x = 21,161,600,694,637.47/5,305,014 - Step 6: Final answer
x = 3,988,981.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.