Finding the Fourth Proportional to 1,129,165.44, 1,693,885.12 and 498,238.08
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Solution
The fourth proportional to 1,129,165.44, 1,693,885.12 and 498,238.08 is: 747,417.55
Step by Step Solution
- Step 1: Write the proportion equation
1,129,165.44 : 1,693,885.12 = 498,238.08 : x - Step 2: Convert to fraction form
1,129,165.44/1,693,885.12 = 498,238.08/x - Step 3: Cross multiply
1,129,165.44x = 1,693,885.12 × 498,238.08 - Step 4: Simplify right side
1,129,165.44x = 843,958,069,929.37 - Step 5: Solve for x
x = 843,958,069,929.37/1,129,165.44 - Step 6: Final answer
x = 747,417.55
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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.