Finding the Fourth Proportional to 7,067,856.84, 10,600,523.14 and 1,880,496.17
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Solution
The fourth proportional to 7,067,856.84, 10,600,523.14 and 1,880,496.17 is: 2,820,408.45
Step by Step Solution
- Step 1: Write the proportion equation
7,067,856.84 : 10,600,523.14 = 1,880,496.17 : x - Step 2: Convert to fraction form
7,067,856.84/10,600,523.14 = 1,880,496.17/x - Step 3: Cross multiply
7,067,856.84x = 10,600,523.14 × 1,880,496.17 - Step 4: Simplify right side
7,067,856.84x = 19,934,243,164,766.38 - Step 5: Solve for x
x = 19,934,243,164,766.38/7,067,856.84 - Step 6: Final answer
x = 2,820,408.45
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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.