Finding the Fourth Proportional to 2,830,069.68, 4,242,595.32 and 2,029,336.08
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Solution
The fourth proportional to 2,830,069.68, 4,242,595.32 and 2,029,336.08 is: 3,042,204.87
Step by Step Solution
- Step 1: Write the proportion equation
2,830,069.68 : 4,242,595.32 = 2,029,336.08 : x - Step 2: Convert to fraction form
2,830,069.68/4,242,595.32 = 2,029,336.08/x - Step 3: Cross multiply
2,830,069.68x = 4,242,595.32 × 2,029,336.08 - Step 4: Simplify right side
2,830,069.68x = 8,609,651,755,715.15 - Step 5: Solve for x
x = 8,609,651,755,715.15/2,830,069.68 - Step 6: Final answer
x = 3,042,204.87
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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.