Finding the Fourth Proportional to 1,087,123.14, 1,628,551.55 and 884,936.68
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Solution
The fourth proportional to 1,087,123.14, 1,628,551.55 and 884,936.68 is: 1,325,668.59
Step by Step Solution
- Step 1: Write the proportion equation
1,087,123.14 : 1,628,551.55 = 884,936.68 : x - Step 2: Convert to fraction form
1,087,123.14/1,628,551.55 = 884,936.68/x - Step 3: Cross multiply
1,087,123.14x = 1,628,551.55 × 884,936.68 - Step 4: Simplify right side
1,087,123.14x = 1,441,165,000,006.82 - Step 5: Solve for x
x = 1,441,165,000,006.82/1,087,123.14 - Step 6: Final answer
x = 1,325,668.59
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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.