Finding the Fourth Proportional to 1,969,781.77, 2,718,340.44 and 1,110,341.80
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Solution
The fourth proportional to 1,969,781.77, 2,718,340.44 and 1,110,341.80 is: 1,532,295.14
Step by Step Solution
- Step 1: Write the proportion equation
1,969,781.77 : 2,718,340.44 = 1,110,341.80 : x - Step 2: Convert to fraction form
1,969,781.77/2,718,340.44 = 1,110,341.80/x - Step 3: Cross multiply
1,969,781.77x = 2,718,340.44 × 1,110,341.80 - Step 4: Simplify right side
1,969,781.77x = 3,018,287,030,287.54 - Step 5: Solve for x
x = 3,018,287,030,287.54/1,969,781.77 - Step 6: Final answer
x = 1,532,295.14
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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.