Finding the Fourth Proportional to 3,715,117.74, 5,122,116.16 and 2,406,056.70
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Solution
The fourth proportional to 3,715,117.74, 5,122,116.16 and 2,406,056.70 is: 3,317,284.34
Step by Step Solution
- Step 1: Write the proportion equation
3,715,117.74 : 5,122,116.16 = 2,406,056.70 : x - Step 2: Convert to fraction form
3,715,117.74/5,122,116.16 = 2,406,056.70/x - Step 3: Cross multiply
3,715,117.74x = 5,122,116.16 × 2,406,056.70 - Step 4: Simplify right side
3,715,117.74x = 12,324,101,904,946.27 - Step 5: Solve for x
x = 12,324,101,904,946.27/3,715,117.74 - Step 6: Final answer
x = 3,317,284.34
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Double scale
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1.5x scale
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.