Finding the Fourth Proportional to 1,961,072.67, 2,941,758.05 and 762,480.03
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Solution
The fourth proportional to 1,961,072.67, 2,941,758.05 and 762,480.03 is: 1,143,777.99
Step by Step Solution
- Step 1: Write the proportion equation
1,961,072.67 : 2,941,758.05 = 762,480.03 : x - Step 2: Convert to fraction form
1,961,072.67/2,941,758.05 = 762,480.03/x - Step 3: Cross multiply
1,961,072.67x = 2,941,758.05 × 762,480.03 - Step 4: Simplify right side
1,961,072.67x = 2,243,031,762,404.34 - Step 5: Solve for x
x = 2,243,031,762,404.34/1,961,072.67 - Step 6: Final answer
x = 1,143,777.99
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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.