Finding the Fourth Proportional to 4,723,349.20, 6,518,431.61 and 2,658,498.52
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Solution
The fourth proportional to 4,723,349.20, 6,518,431.61 and 2,658,498.52 is: 3,668,845.99
Step by Step Solution
- Step 1: Write the proportion equation
4,723,349.20 : 6,518,431.61 = 2,658,498.52 : x - Step 2: Convert to fraction form
4,723,349.20/6,518,431.61 = 2,658,498.52/x - Step 3: Cross multiply
4,723,349.20x = 6,518,431.61 × 2,658,498.52 - Step 4: Simplify right side
4,723,349.20x = 17,329,240,795,463.13 - Step 5: Solve for x
x = 17,329,240,795,463.13/4,723,349.20 - Step 6: Final answer
x = 3,668,845.99
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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.