Finding the Fourth Proportional to 1,537,878.40, 2,291,028.96 and 1,468,791.84
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Solution
The fourth proportional to 1,537,878.40, 2,291,028.96 and 1,468,791.84 is: 2,188,108.40
Step by Step Solution
- Step 1: Write the proportion equation
1,537,878.40 : 2,291,028.96 = 1,468,791.84 : x - Step 2: Convert to fraction form
1,537,878.40/2,291,028.96 = 1,468,791.84/x - Step 3: Cross multiply
1,537,878.40x = 2,291,028.96 × 1,468,791.84 - Step 4: Simplify right side
1,537,878.40x = 3,365,044,641,651.69 - Step 5: Solve for x
x = 3,365,044,641,651.69/1,537,878.40 - Step 6: Final answer
x = 2,188,108.40
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.