Finding the Fourth Proportional to 2,224,681.12, 3,069,936.96 and 1,257,750.08
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Solution
The fourth proportional to 2,224,681.12, 3,069,936.96 and 1,257,750.08 is: 1,735,625.58
Step by Step Solution
- Step 1: Write the proportion equation
2,224,681.12 : 3,069,936.96 = 1,257,750.08 : x - Step 2: Convert to fraction form
2,224,681.12/3,069,936.96 = 1,257,750.08/x - Step 3: Cross multiply
2,224,681.12x = 3,069,936.96 × 1,257,750.08 - Step 4: Simplify right side
2,224,681.12x = 3,861,213,457,034.96 - Step 5: Solve for x
x = 3,861,213,457,034.96/2,224,681.12 - Step 6: Final answer
x = 1,735,625.58
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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.