Finding the Fourth Proportional to 1,117,064.88, 1,675,711.80 and 696,227.76
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Solution
The fourth proportional to 1,117,064.88, 1,675,711.80 and 696,227.76 is: 1,044,412.99
Step by Step Solution
- Step 1: Write the proportion equation
1,117,064.88 : 1,675,711.80 = 696,227.76 : x - Step 2: Convert to fraction form
1,117,064.88/1,675,711.80 = 696,227.76/x - Step 3: Cross multiply
1,117,064.88x = 1,675,711.80 × 696,227.76 - Step 4: Simplify right side
1,117,064.88x = 1,166,677,072,919.57 - Step 5: Solve for x
x = 1,166,677,072,919.57/1,117,064.88 - Step 6: Final answer
x = 1,044,412.99
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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.