Finding the Fourth Proportional to 4,874,785.13, 6,727,121.04 and 2,699,281.58
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Solution
The fourth proportional to 4,874,785.13, 6,727,121.04 and 2,699,281.58 is: 3,724,962.93
Step by Step Solution
- Step 1: Write the proportion equation
4,874,785.13 : 6,727,121.04 = 2,699,281.58 : x - Step 2: Convert to fraction form
4,874,785.13/6,727,121.04 = 2,699,281.58/x - Step 3: Cross multiply
4,874,785.13x = 6,727,121.04 × 2,699,281.58 - Step 4: Simplify right side
4,874,785.13x = 18,158,393,909,702.45 - Step 5: Solve for x
x = 18,158,393,909,702.45/4,874,785.13 - Step 6: Final answer
x = 3,724,962.93
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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.