Finding the Fourth Proportional to 2,779,853.76, 4,170,091.68 and 886,155.84
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Solution
The fourth proportional to 2,779,853.76, 4,170,091.68 and 886,155.84 is: 1,329,332.91
Step by Step Solution
- Step 1: Write the proportion equation
2,779,853.76 : 4,170,091.68 = 886,155.84 : x - Step 2: Convert to fraction form
2,779,853.76/4,170,091.68 = 886,155.84/x - Step 3: Cross multiply
2,779,853.76x = 4,170,091.68 × 886,155.84 - Step 4: Simplify right side
2,779,853.76x = 3,695,351,095,567.41 - Step 5: Solve for x
x = 3,695,351,095,567.41/2,779,853.76 - Step 6: Final answer
x = 1,329,332.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.