Finding the Fourth Proportional to 1,288,548.03, 1,931,363.69 and 656,125.95
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Solution
The fourth proportional to 1,288,548.03, 1,931,363.69 and 656,125.95 is: 983,446.33
Step by Step Solution
- Step 1: Write the proportion equation
1,288,548.03 : 1,931,363.69 = 656,125.95 : x - Step 2: Convert to fraction form
1,288,548.03/1,931,363.69 = 656,125.95/x - Step 3: Cross multiply
1,288,548.03x = 1,931,363.69 × 656,125.95 - Step 4: Simplify right side
1,288,548.03x = 1,267,217,832,616.13 - Step 5: Solve for x
x = 1,267,217,832,616.13/1,288,548.03 - Step 6: Final answer
x = 983,446.33
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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.