Finding the Fourth Proportional to 1,970,315.44, 2,718,981 and 1,110,868.24
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Solution
The fourth proportional to 1,970,315.44, 2,718,981 and 1,110,868.24 is: 1,532,967.55
Step by Step Solution
- Step 1: Write the proportion equation
1,970,315.44 : 2,718,981 = 1,110,868.24 : x - Step 2: Convert to fraction form
1,970,315.44/2,718,981 = 1,110,868.24/x - Step 3: Cross multiply
1,970,315.44x = 2,718,981 × 1,110,868.24 - Step 4: Simplify right side
1,970,315.44x = 3,020,429,638,063.44 - Step 5: Solve for x
x = 3,020,429,638,063.44/1,970,315.44 - Step 6: Final answer
x = 1,532,967.55
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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.