Finding the Fourth Proportional to 1,178,783.14, 1,768,187.04 and 943,620.70
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Solution
The fourth proportional to 1,178,783.14, 1,768,187.04 and 943,620.70 is: 1,415,440.92
Step by Step Solution
- Step 1: Write the proportion equation
1,178,783.14 : 1,768,187.04 = 943,620.70 : x - Step 2: Convert to fraction form
1,178,783.14/1,768,187.04 = 943,620.70/x - Step 3: Cross multiply
1,178,783.14x = 1,768,187.04 × 943,620.70 - Step 4: Simplify right side
1,178,783.14x = 1,668,497,892,415.73 - Step 5: Solve for x
x = 1,668,497,892,415.73/1,178,783.14 - Step 6: Final answer
x = 1,415,440.92
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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.