Finding the Fourth Proportional to 1,491,878.80, 2,232,569.40 and 1,365,907.60
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Solution
The fourth proportional to 1,491,878.80, 2,232,569.40 and 1,365,907.60 is: 2,044,055.80
Step by Step Solution
- Step 1: Write the proportion equation
1,491,878.80 : 2,232,569.40 = 1,365,907.60 : x - Step 2: Convert to fraction form
1,491,878.80/2,232,569.40 = 1,365,907.60/x - Step 3: Cross multiply
1,491,878.80x = 2,232,569.40 × 1,365,907.60 - Step 4: Simplify right side
1,491,878.80x = 3,049,483,510,987.44 - Step 5: Solve for x
x = 3,049,483,510,987.44/1,491,878.80 - Step 6: Final answer
x = 2,044,055.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.