Finding the Fourth Proportional to 1,778,091.63, 2,664,443.30 and 1,176,898.99
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Solution
The fourth proportional to 1,778,091.63, 2,664,443.30 and 1,176,898.99 is: 1,763,565.26
Step by Step Solution
- Step 1: Write the proportion equation
1,778,091.63 : 2,664,443.30 = 1,176,898.99 : x - Step 2: Convert to fraction form
1,778,091.63/2,664,443.30 = 1,176,898.99/x - Step 3: Cross multiply
1,778,091.63x = 2,664,443.30 × 1,176,898.99 - Step 4: Simplify right side
1,778,091.63x = 3,135,780,622,797.77 - Step 5: Solve for x
x = 3,135,780,622,797.77/1,778,091.63 - Step 6: Final answer
x = 1,763,565.26
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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.