Finding the Fourth Proportional to 2,488,533.40, 3,728,997.53 and 1,675,913.08
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Solution
The fourth proportional to 2,488,533.40, 3,728,997.53 and 1,675,913.08 is: 2,511,308.76
Step by Step Solution
- Step 1: Write the proportion equation
2,488,533.40 : 3,728,997.53 = 1,675,913.08 : x - Step 2: Convert to fraction form
2,488,533.40/3,728,997.53 = 1,675,913.08/x - Step 3: Cross multiply
2,488,533.40x = 3,728,997.53 × 1,675,913.08 - Step 4: Simplify right side
2,488,533.40x = 6,249,475,724,397.31 - Step 5: Solve for x
x = 6,249,475,724,397.31/2,488,533.40 - Step 6: Final answer
x = 2,511,308.76
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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.