Finding the Fourth Proportional to 4,657,030.20, 6,985,545.30 and 2,265,545.70
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Solution
The fourth proportional to 4,657,030.20, 6,985,545.30 and 2,265,545.70 is: 3,398,318.55
Step by Step Solution
- Step 1: Write the proportion equation
4,657,030.20 : 6,985,545.30 = 2,265,545.70 : x - Step 2: Convert to fraction form
4,657,030.20/6,985,545.30 = 2,265,545.70/x - Step 3: Cross multiply
4,657,030.20x = 6,985,545.30 × 2,265,545.70 - Step 4: Simplify right side
4,657,030.20x = 15,826,072,116,570.21 - Step 5: Solve for x
x = 15,826,072,116,570.21/4,657,030.20 - Step 6: Final answer
x = 3,398,318.55
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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.