Finding the Fourth Proportional to 2,268,352.74, 3,130,325.07 and 1,249,757.48
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Solution
The fourth proportional to 2,268,352.74, 3,130,325.07 and 1,249,757.48 is: 1,724,664.38
Step by Step Solution
- Step 1: Write the proportion equation
2,268,352.74 : 3,130,325.07 = 1,249,757.48 : x - Step 2: Convert to fraction form
2,268,352.74/3,130,325.07 = 1,249,757.48/x - Step 3: Cross multiply
2,268,352.74x = 3,130,325.07 × 1,249,757.48 - Step 4: Simplify right side
2,268,352.74x = 3,912,147,171,064.02 - Step 5: Solve for x
x = 3,912,147,171,064.02/2,268,352.74 - Step 6: Final answer
x = 1,724,664.38
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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.