Finding the Fourth Proportional to 1,137,953.98, 1,570,396.71 and 628,625.98
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Solution
The fourth proportional to 1,137,953.98, 1,570,396.71 and 628,625.98 is: 867,515.02
Step by Step Solution
- Step 1: Write the proportion equation
1,137,953.98 : 1,570,396.71 = 628,625.98 : x - Step 2: Convert to fraction form
1,137,953.98/1,570,396.71 = 628,625.98/x - Step 3: Cross multiply
1,137,953.98x = 1,570,396.71 × 628,625.98 - Step 4: Simplify right side
1,137,953.98x = 987,192,170,812.53 - Step 5: Solve for x
x = 987,192,170,812.53/1,137,953.98 - Step 6: Final answer
x = 867,515.02
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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.