Finding the Fourth Proportional to 4,553,778.94, 6,284,345.25 and 2,488,909.66
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Solution
The fourth proportional to 4,553,778.94, 6,284,345.25 and 2,488,909.66 is: 3,434,766.55
Step by Step Solution
- Step 1: Write the proportion equation
4,553,778.94 : 6,284,345.25 = 2,488,909.66 : x - Step 2: Convert to fraction form
4,553,778.94/6,284,345.25 = 2,488,909.66/x - Step 3: Cross multiply
4,553,778.94x = 6,284,345.25 × 2,488,909.66 - Step 4: Simplify right side
4,553,778.94x = 15,641,167,599,500.12 - Step 5: Solve for x
x = 15,641,167,599,500.12/4,553,778.94 - Step 6: Final answer
x = 3,434,766.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.