Finding the Fourth Proportional to 2,012,290.45, 2,776,708.61 and 1,360,334.99
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Solution
The fourth proportional to 2,012,290.45, 2,776,708.61 and 1,360,334.99 is: 1,877,091.79
Step by Step Solution
- Step 1: Write the proportion equation
2,012,290.45 : 2,776,708.61 = 1,360,334.99 : x - Step 2: Convert to fraction form
2,012,290.45/2,776,708.61 = 1,360,334.99/x - Step 3: Cross multiply
2,012,290.45x = 2,776,708.61 × 1,360,334.99 - Step 4: Simplify right side
2,012,290.45x = 3,777,253,883,862.12 - Step 5: Solve for x
x = 3,777,253,883,862.12/2,012,290.45 - Step 6: Final answer
x = 1,877,091.79
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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.