Finding the Fourth Proportional to 1,974,269.97, 2,961,599.36 and 821,279.93
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Solution
The fourth proportional to 1,974,269.97, 2,961,599.36 and 821,279.93 is: 1,232,000.76
Step by Step Solution
- Step 1: Write the proportion equation
1,974,269.97 : 2,961,599.36 = 821,279.93 : x - Step 2: Convert to fraction form
1,974,269.97/2,961,599.36 = 821,279.93/x - Step 3: Cross multiply
1,974,269.97x = 2,961,599.36 × 821,279.93 - Step 4: Simplify right side
1,974,269.97x = 2,432,302,096,154.45 - Step 5: Solve for x
x = 2,432,302,096,154.45/1,974,269.97 - Step 6: Final answer
x = 1,232,000.76
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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.