Finding the Fourth Proportional to 1,437,573.98, 1,984,489.73 and 928,524.62
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Solution
The fourth proportional to 1,437,573.98, 1,984,489.73 and 928,524.62 is: 1,281,775.82
Step by Step Solution
- Step 1: Write the proportion equation
1,437,573.98 : 1,984,489.73 = 928,524.62 : x - Step 2: Convert to fraction form
1,437,573.98/1,984,489.73 = 928,524.62/x - Step 3: Cross multiply
1,437,573.98x = 1,984,489.73 × 928,524.62 - Step 4: Simplify right side
1,437,573.98x = 1,842,647,557,877.08 - Step 5: Solve for x
x = 1,842,647,557,877.08/1,437,573.98 - Step 6: Final answer
x = 1,281,775.82
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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.