Finding the Fourth Proportional to 2,807,266.87, 4,210,461.07 and 913,995.55
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Solution
The fourth proportional to 2,807,266.87, 4,210,461.07 and 913,995.55 is: 1,370,850.32
Step by Step Solution
- Step 1: Write the proportion equation
2,807,266.87 : 4,210,461.07 = 913,995.55 : x - Step 2: Convert to fraction form
2,807,266.87/4,210,461.07 = 913,995.55/x - Step 3: Cross multiply
2,807,266.87x = 4,210,461.07 × 913,995.55 - Step 4: Simplify right side
2,807,266.87x = 3,848,342,681,428.24 - Step 5: Solve for x
x = 3,848,342,681,428.24/2,807,266.87 - Step 6: Final answer
x = 1,370,850.32
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1.5x scale
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.