Finding the Fourth Proportional to 3,700,319.13, 5,551,270.98 and 1,106,827.60
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Solution
The fourth proportional to 3,700,319.13, 5,551,270.98 and 1,106,827.60 is: 1,660,478.39
Step by Step Solution
- Step 1: Write the proportion equation
3,700,319.13 : 5,551,270.98 = 1,106,827.60 : x - Step 2: Convert to fraction form
3,700,319.13/5,551,270.98 = 1,106,827.60/x - Step 3: Cross multiply
3,700,319.13x = 5,551,270.98 × 1,106,827.60 - Step 4: Simplify right side
3,700,319.13x = 6,144,299,935,743.05 - Step 5: Solve for x
x = 6,144,299,935,743.05/3,700,319.13 - Step 6: Final answer
x = 1,660,478.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.