Finding the Fourth Proportional to 1,106,938.94, 1,656,658.89 and 680,745.09
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Solution
The fourth proportional to 1,106,938.94, 1,656,658.89 and 680,745.09 is: 1,018,811.75
Step by Step Solution
- Step 1: Write the proportion equation
1,106,938.94 : 1,656,658.89 = 680,745.09 : x - Step 2: Convert to fraction form
1,106,938.94/1,656,658.89 = 680,745.09/x - Step 3: Cross multiply
1,106,938.94x = 1,656,658.89 × 680,745.09 - Step 4: Simplify right side
1,106,938.94x = 1,127,762,395,492.17 - Step 5: Solve for x
x = 1,127,762,395,492.17/1,106,938.94 - Step 6: Final answer
x = 1,018,811.75
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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.