Finding the Fourth Proportional to 2,268,310.88, 3,130,267.29 and 1,249,715.63
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Solution
The fourth proportional to 2,268,310.88, 3,130,267.29 and 1,249,715.63 is: 1,724,606.62
Step by Step Solution
- Step 1: Write the proportion equation
2,268,310.88 : 3,130,267.29 = 1,249,715.63 : x - Step 2: Convert to fraction form
2,268,310.88/3,130,267.29 = 1,249,715.63/x - Step 3: Cross multiply
2,268,310.88x = 3,130,267.29 × 1,249,715.63 - Step 4: Simplify right side
2,268,310.88x = 3,911,943,942,739.41 - Step 5: Solve for x
x = 3,911,943,942,739.41/2,268,310.88 - Step 6: Final answer
x = 1,724,606.62
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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.