Finding the Fourth Proportional to 2,249,097.80, 3,375,201.90 and 1,618,464.20
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Solution
The fourth proportional to 2,249,097.80, 3,375,201.90 and 1,618,464.20 is: 2,428,815.43
Step by Step Solution
- Step 1: Write the proportion equation
2,249,097.80 : 3,375,201.90 = 1,618,464.20 : x - Step 2: Convert to fraction form
2,249,097.80/3,375,201.90 = 1,618,464.20/x - Step 3: Cross multiply
2,249,097.80x = 3,375,201.90 × 1,618,464.20 - Step 4: Simplify right side
2,249,097.80x = 5,462,643,442,921.98 - Step 5: Solve for x
x = 5,462,643,442,921.98/2,249,097.80 - Step 6: Final answer
x = 2,428,815.43
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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.