Finding the Fourth Proportional to 4,652,790.30, 6,979,404.15 and 1,458,020.70
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Solution
The fourth proportional to 4,652,790.30, 6,979,404.15 and 1,458,020.70 is: 2,187,099.58
Step by Step Solution
- Step 1: Write the proportion equation
4,652,790.30 : 6,979,404.15 = 1,458,020.70 : x - Step 2: Convert to fraction form
4,652,790.30/6,979,404.15 = 1,458,020.70/x - Step 3: Cross multiply
4,652,790.30x = 6,979,404.15 × 1,458,020.70 - Step 4: Simplify right side
4,652,790.30x = 10,176,115,724,365.90 - Step 5: Solve for x
x = 10,176,115,724,365.90/4,652,790.30 - Step 6: Final answer
x = 2,187,099.58
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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.