Finding the Fourth Proportional to 1,178,854.72, 1,768,968.24 and 495,692.19
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Solution
The fourth proportional to 1,178,854.72, 1,768,968.24 and 495,692.19 is: 743,826.81
Step by Step Solution
- Step 1: Write the proportion equation
1,178,854.72 : 1,768,968.24 = 495,692.19 : x - Step 2: Convert to fraction form
1,178,854.72/1,768,968.24 = 495,692.19/x - Step 3: Cross multiply
1,178,854.72x = 1,768,968.24 × 495,692.19 - Step 4: Simplify right side
1,178,854.72x = 876,863,740,926.05 - Step 5: Solve for x
x = 876,863,740,926.05/1,178,854.72 - Step 6: Final answer
x = 743,826.81
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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.