Finding the Fourth Proportional to 4,013,580.25, 6,020,309.35 and 2,781,451.45
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Solution
The fourth proportional to 4,013,580.25, 6,020,309.35 and 2,781,451.45 is: 4,172,134.88
Step by Step Solution
- Step 1: Write the proportion equation
4,013,580.25 : 6,020,309.35 = 2,781,451.45 : x - Step 2: Convert to fraction form
4,013,580.25/6,020,309.35 = 2,781,451.45/x - Step 3: Cross multiply
4,013,580.25x = 6,020,309.35 × 2,781,451.45 - Step 4: Simplify right side
4,013,580.25x = 16,745,198,171,006.06 - Step 5: Solve for x
x = 16,745,198,171,006.06/4,013,580.25 - Step 6: Final answer
x = 4,172,134.88
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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.