Finding the Fourth Proportional to 1,121,368.33, 1,682,310.08 and 322,656.49
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Solution
The fourth proportional to 1,121,368.33, 1,682,310.08 and 322,656.49 is: 484,058.85
Step by Step Solution
- Step 1: Write the proportion equation
1,121,368.33 : 1,682,310.08 = 322,656.49 : x - Step 2: Convert to fraction form
1,121,368.33/1,682,310.08 = 322,656.49/x - Step 3: Cross multiply
1,121,368.33x = 1,682,310.08 × 322,656.49 - Step 4: Simplify right side
1,121,368.33x = 542,808,266,599.01 - Step 5: Solve for x
x = 542,808,266,599.01/1,121,368.33 - Step 6: Final answer
x = 484,058.85
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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.