Finding the Fourth Proportional to 4,698,889.23, 6,472,338.13 and 3,319,839.08
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Solution
The fourth proportional to 4,698,889.23, 6,472,338.13 and 3,319,839.08 is: 4,572,808.59
Step by Step Solution
- Step 1: Write the proportion equation
4,698,889.23 : 6,472,338.13 = 3,319,839.08 : x - Step 2: Convert to fraction form
4,698,889.23/6,472,338.13 = 3,319,839.08/x - Step 3: Cross multiply
4,698,889.23x = 6,472,338.13 × 3,319,839.08 - Step 4: Simplify right side
4,698,889.23x = 21,487,121,059,007.50 - Step 5: Solve for x
x = 21,487,121,059,007.50/4,698,889.23 - Step 6: Final answer
x = 4,572,808.59
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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.